This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG. Daily listings are sent to bgp-stats@lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. Routing Table Report 04:00 +10GMT Sat 22 Dec, 2018 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 731372 Prefixes after maximum aggregation (per Origin AS): 281422 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 352021 Total ASes present in the Internet Routing Table: 62796 Prefixes per ASN: 11.65 Origin-only ASes present in the Internet Routing Table: 54191 Origin ASes announcing only one prefix: 23540 Transit ASes present in the Internet Routing Table: 8605 Transit-only ASes present in the Internet Routing Table: 257 Average AS path length visible in the Internet Routing Table: 4.0 Max AS path length visible: 30 Max AS path prepend of ASN ( 16327) 25 Prefixes from unregistered ASNs in the Routing Table: 36 Number of instances of unregistered ASNs: 38 Number of 32-bit ASNs allocated by the RIRs: 25275 Number of 32-bit ASNs visible in the Routing Table: 20537 Prefixes from 32-bit ASNs in the Routing Table: 88449 Number of bogon 32-bit ASNs visible in the Routing Table: 17 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 268 Number of addresses announced to Internet: 2838514337 Equivalent to 169 /8s, 48 /16s and 74 /24s Percentage of available address space announced: 76.7 Percentage of allocated address space announced: 76.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.1 Total number of prefixes smaller than registry allocations: 244208 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 199658 Total APNIC prefixes after maximum aggregation: 56861 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 196780 Unique aggregates announced from the APNIC address blocks: 81025 APNIC Region origin ASes present in the Internet Routing Table: 9333 APNIC Prefixes per ASN: 21.08 APNIC Region origin ASes announcing only one prefix: 2641 APNIC Region transit ASes present in the Internet Routing Table: 1395 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 4329 Number of APNIC addresses announced to Internet: 768797056 Equivalent to 45 /8s, 210 /16s and 233 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-139577 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 216410 Total ARIN prefixes after maximum aggregation: 102834 ARIN Deaggregation factor: 2.10 Prefixes being announced from the ARIN address blocks: 215624 Unique aggregates announced from the ARIN address blocks: 103383 ARIN Region origin ASes present in the Internet Routing Table: 18304 ARIN Prefixes per ASN: 11.78 ARIN Region origin ASes announcing only one prefix: 6805 ARIN Region transit ASes present in the Internet Routing Table: 1837 Average ARIN Region AS path length visible: 3.6 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2530 Number of ARIN addresses announced to Internet: 1077222048 Equivalent to 64 /8s, 53 /16s and 26 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-399260 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 200083 Total RIPE prefixes after maximum aggregation: 95461 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 196486 Unique aggregates announced from the RIPE address blocks: 116177 RIPE Region origin ASes present in the Internet Routing Table: 25732 RIPE Prefixes per ASN: 7.64 RIPE Region origin ASes announcing only one prefix: 11493 RIPE Region transit ASes present in the Internet Routing Table: 3556 Average RIPE Region AS path length visible: 4.1 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 7709 Number of RIPE addresses announced to Internet: 716063360 Equivalent to 42 /8s, 174 /16s and 66 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-210331 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 95008 Total LACNIC prefixes after maximum aggregation: 22014 LACNIC Deaggregation factor: 4.32 Prefixes being announced from the LACNIC address blocks: 96404 Unique aggregates announced from the LACNIC address blocks: 42127 LACNIC Region origin ASes present in the Internet Routing Table: 7917 LACNIC Prefixes per ASN: 12.18 LACNIC Region origin ASes announcing only one prefix: 2181 LACNIC Region transit ASes present in the Internet Routing Table: 1488 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 5466 Number of LACNIC addresses announced to Internet: 173172736 Equivalent to 10 /8s, 82 /16s and 104 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-270748 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 20176 Total AfriNIC prefixes after maximum aggregation: 4221 AfriNIC Deaggregation factor: 4.78 Prefixes being announced from the AfriNIC address blocks: 25810 Unique aggregates announced from the AfriNIC address blocks: 9062 AfriNIC Region origin ASes present in the Internet Routing Table: 1232 AfriNIC Prefixes per ASN: 20.95 AfriNIC Region origin ASes announcing only one prefix: 420 AfriNIC Region transit ASes present in the Internet Routing Table: 241 Average AfriNIC Region AS path length visible: 4.4 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 503 Number of AfriNIC addresses announced to Internet: 102852352 Equivalent to 6 /8s, 33 /16s and 103 /24s AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7545 4652 515 520 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4639 4192 74 ERX-CERNET-BKB China Education and Rese 7552 2995 1160 91 VIETEL-AS-AP Viettel Group, VN 45899 2982 1717 115 VNPT-AS-VN VNPT Corp, VN 4766 2819 11129 769 KIXS-AS-KR Korea Telecom, KR 9829 2750 1496 551 BSNL-NIB National Internet Backbone, IN 9808 2511 8699 26 CMNET-GD Guangdong Mobile Communication 9394 2400 4906 29 CTTNET China TieTong Telecommunications 17974 2258 968 50 TELKOMNET-AS2-AP PT Telekomunikasi Indo 4755 2141 438 177 TATACOMM-AS TATA Communications formerl Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6327 3499 1326 91 SHAW - Shaw Communications Inc., CA 11492 3480 225 608 CABLEONE - CABLE ONE, INC., US 22773 3306 2980 176 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 16509 2603 5293 974 AMAZON-02 - Amazon.com, Inc., US 16625 2191 1224 1684 AKAMAI-AS - Akamai Technologies, Inc., 20115 2150 2754 533 CHARTER-20115 - Charter Communications, 18566 2144 405 108 MEGAPATH5-US - MegaPath Corporation, US 30036 2092 349 134 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 5650 2087 3074 1462 FRONTIER-FRTR - Frontier Communications 209 2081 5079 593 CENTURYLINK-US-LEGACY-QWEST - CenturyLi Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 5240 1628 138 UNI2-AS, ES 39891 3778 203 20 ALJAWWALSTC-AS, SA 8551 3244 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2614 576 1925 AKAMAI-ASN1, US 12389 2233 2221 626 ROSTELECOM-AS, RU 34984 2034 337 534 TELLCOM-AS, TR 9121 1672 1691 17 TTNET, TR 13188 1602 100 46 TRIOLAN, UA 8402 1298 544 17 CORBINA-AS OJSC "Vimpelcom", RU 6849 1218 355 21 UKRTELNET, UA Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 5465 3317 592 Uninet S.A. de C.V., MX 10620 3146 476 893 Telmex Colombia S.A., CO 11830 2679 371 71 Instituto Costarricense de Electricidad 6503 1649 449 54 Axtel, S.A.B. de C.V., MX 7303 1440 961 225 Telecom Argentina S.A., AR 28573 1185 2241 179 CLARO S.A., BR 6147 1074 377 29 Telefonica del Peru S.A.A., PE 3816 1023 510 110 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11172 943 145 69 Alestra, S. de R.L. de C.V., MX 13999 931 538 258 Mega Cable, S.A. de C.V., MX Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1165 393 24 LINKdotNET-AS, EG 37611 898 107 9 Afrihost, ZA 36903 796 400 142 MT-MPLS, MA 36992 779 1411 44 ETISALAT-MISR, EG 24835 683 634 21 RAYA-AS, EG 8452 639 1731 19 TE-AS TE-AS, EG 29571 481 70 12 ORANGE-COTE-IVOIRE, CI 37492 459 470 57 ORANGE-, TN 37342 421 32 1 MOVITEL, MZ 15399 415 45 11 WANANCHI-, KE Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 5465 3317 592 Uninet S.A. de C.V., MX 12479 5240 1628 138 UNI2-AS, ES 7545 4652 515 520 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4639 4192 74 ERX-CERNET-BKB China Education and Rese 39891 3778 203 20 ALJAWWALSTC-AS, SA 6327 3499 1326 91 SHAW - Shaw Communications Inc., CA 11492 3480 225 608 CABLEONE - CABLE ONE, INC., US 22773 3306 2980 176 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 8551 3244 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 10620 3146 476 893 Telmex Colombia S.A., CO Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 12479 5240 5102 UNI2-AS, ES 4538 4639 4565 ERX-CERNET-BKB China Education and Research Net 7545 4652 4132 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 3778 3758 ALJAWWALSTC-AS, SA 6327 3499 3408 SHAW - Shaw Communications Inc., CA 8551 3244 3201 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 3306 3130 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 2995 2904 VIETEL-AS-AP Viettel Group, VN 11492 3480 2872 CABLEONE - CABLE ONE, INC., US 45899 2982 2867 VNPT-AS-VN VNPT Corp, VN Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc 266842 UNALLOCATED 45.238.156.0/22 265680 HNTELCO S.A, HN 65534 PRIVATE 46.46.17.0/24 15638 UTL Ussuriysk, RU 65534 PRIVATE 46.46.32.0/21 15638 UTL Ussuriysk, RU 65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom 65534 PRIVATE 80.93.96.0/21 15638 UTL Ussuriysk, RU 65534 PRIVATE 93.88.216.0/22 15638 UTL Ussuriysk, RU 65534 PRIVATE 93.88.220.0/24 15638 UTL Ussuriysk, RU 4200058511 PRIVATE 103.111.177.0/24 137522 OERL-AS-AP Origin Energy Retai 4200058511 PRIVATE 103.111.178.0/24 137522 OERL-AS-AP Origin Energy Retai Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 198.18.1.19/32 7497 CSTNET-AS-AP Computer Network Information Cente Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 27.100.7.0/24 56096 UNKNOWN 41.76.136.0/22 37500 -Reserved AS-, ZZ 41.76.140.0/22 37500 -Reserved AS-, ZZ 41.78.92.0/22 14988 BTC-GATE1, BW 41.78.180.0/23 37265 -Reserved AS-, ZZ 43.255.80.0/24 36351 SOFTLAYER - SoftLayer Technologies Inc., US 43.255.82.0/24 36351 SOFTLAYER - SoftLayer Technologies Inc., US 43.255.83.0/24 36351 SOFTLAYER - SoftLayer Technologies Inc., US 45.121.32.0/22 134356 UNKNOWN 45.124.164.0/22 38803 GTELECOM-AUSTRALIA Gtelecom-AUSTRALIA, AU Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:12 /9:11 /10:36 /11:99 /12:291 /13:568 /14:1125 /15:1909 /16:13349 /17:7882 /18:13863 /19:25505 /20:39676 /21:46116 /22:91180 /23:74538 /24:412844 /25:824 /26:656 /27:636 /28:32 /29:19 /30:9 /31:2 /32:190 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 4093 5240 UNI2-AS, ES 6327 3263 3499 SHAW - Shaw Communications Inc., CA 39891 2946 3778 ALJAWWALSTC-AS, SA 11492 2764 3480 CABLEONE - CABLE ONE, INC., US 8551 2700 3244 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2544 3306 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 18566 2039 2144 MEGAPATH5-US - MegaPath Corporation, US 11830 2024 2679 Instituto Costarricense de Electricidad y Telec 30036 1841 2092 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi 5650 1761 2087 FRONTIER-FRTR - Frontier Communications of Amer Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1629 2:884 4:18 5:2757 6:43 7:1 8:1148 12:1877 13:302 14:1884 15:36 16:2 17:207 18:59 20:48 23:2553 24:2419 25:2 27:2550 31:2011 32:91 35:31 36:539 37:2992 38:1593 39:309 40:120 41:3155 42:741 43:1993 44:137 45:6390 46:3095 47:243 49:1324 50:1075 51:319 52:1087 54:363 55:1 56:6 57:41 58:1713 59:1072 60:462 61:2080 62:1998 63:1812 64:5066 65:2184 66:4784 67:2681 68:1159 69:3412 70:1148 71:602 72:2258 74:2731 75:410 76:527 77:1725 78:1716 79:2285 80:1649 81:1413 82:1081 83:870 84:1067 85:2133 86:566 87:1518 88:988 89:2433 90:211 91:6496 92:1259 93:2358 94:2398 95:3128 96:906 97:346 98:936 99:169 100:88 101:1164 102:307 103:19556 104:3561 105:243 106:879 107:1834 108:703 109:3623 110:1634 111:1860 112:1395 113:1329 114:1147 115:1718 116:1615 117:1896 118:2205 119:1682 120:1136 121:1025 122:2357 123:1619 124:1440 125:1950 128:1208 129:689 130:519 131:1632 132:717 133:193 134:1043 135:230 136:541 137:675 138:1928 139:775 140:568 141:763 142:802 143:1010 144:849 145:504 146:1249 147:771 148:1701 149:790 150:799 151:997 152:931 153:326 154:2373 155:963 156:1635 157:851 158:656 159:1887 160:1489 161:902 162:2667 163:770 164:1121 165:1588 166:467 167:1366 168:3207 169:870 170:4003 171:497 172:1071 173:2138 174:988 175:879 176:2224 177:4073 178:2529 179:1318 180:2091 181:2362 182:2629 183:1337 184:1136 185:14512 186:3693 187:2536 188:2978 189:2101 190:8281 191:1405 192:9999 193:6473 194:5320 195:4041 196:3018 197:1761 198:5679 199:5986 200:7427 201:5003 202:10228 203:10233 204:4608 205:3009 206:3278 207:3263 208:3929 209:4203 210:3877 211:2019 212:3074 213:2824 214:1067 215:52 216:6008 217:2191 218:874 219:580 220:1835 221:997 222:976 223:1418 End of report