My soapbox is more like a matchbox, but having your customer use RPKI hosted by ARIN (takes about 10 minutes to set up) will get you 80-90% fixed without Spectrum's help. Eric ________________________________ From: Dennis Burgess - LTI Support via NANOG <nanog@lists.nanog.org> Sent: Thursday, September 25, 2025 7:37 PM To: nanog@lists.nanog.org <nanog@lists.nanog.org> Cc: Dennis Burgess - LTI Support <dmburgess@linktechs.net> Subject: spectrum contact I have a mutual customer that spectrum has disconnected the service from, but they (spectrum) are still advertising his prefixes. Can someone from spectrum/charter contact me about fixing this? Dennis Burgess MikroTik Certified: Trainer | Network Associate | Routing Engineer | Wireless Engineer | Traffic Control Engineer | Inter-Networking Engineer | Security Engineer | Enterprise Wireless Engineer Hurricane Electric: IPv6 Sage Cambium Certified: ePMP Author: Learn RouterOS – Second Edition<https://shop.linktechs.net/126> Link Technologies, Inc.<http://www.linktechs.net/> – MikroTik & ISP Support Services | Shop On-Line<https://shop.linktechs.net/> 📞 Office: 314-735-0270 or 1-866-620-0074 📡 Create Wireless Coverage with www.towercoverage.com<http://www.towercoverage.com/><http://www.towercoverage.com<http://www.towercoverage.com/>> _______________________________________________ NANOG mailing list https://lists.nanog.org/archives/list/nanog@lists.nanog.org/message/7B5ELUIJ...