CGNAT.wtf ISP changes loghttps://cgnat.wtf/changes/
2026-10-17T12:00:00Z
Cox: Cox's site now says "Cox is now Spectrum", and its acceptable use policy link points to Spectrum'shttps://cgnat.wtf/changes/#c1-2026-10-16
2026-10-16T12:00:00ZCox's acceptable use policy URL redirected to the Spectrum residential policy, which has no explicit ban on servers. The older Cox policy banned servers of any type. Which one applies to Cox customers today isn't confirmed, so the server-rules answer for Cox is "unclear".
Quantum Fiber / CenturyLink: Quantum Fiber's website footer now reads "© 2026 AT&T Intellectual Property"https://cgnat.wtf/changes/#c2-2026-10-16
2026-10-16T12:00:00ZQuantum Fiber / CenturyLink pages now carry an AT&T footer. Its CGNAT, static IP and server answers here haven't changed; we'll update them if new terms are published.
Frontier Fiber (Verizon): Frontier Internet and Fiber are now covered by Verizon's customer agreementhttps://cgnat.wtf/changes/#c3-2026-10-16
2026-10-16T12:00:00ZAfter the Verizon-Frontier combination, the Verizon agreement that covers Fios also covers Frontier. It bans hosting "any type of server".
Quantum Fiber / CenturyLink: CenturyLink / Quantum Fiber: no new static IP leaseshttps://cgnat.wtf/changes/#c4-2026-10-16
2026-10-16T12:00:00ZCenturyLink's static IP FAQ says it is no longer leasing new static IP addresses; existing leases continue.
Spectrum (Charter): Spectrum's current residential policy has no explicit "no servers" clausehttps://cgnat.wtf/changes/#c5-2026-10-16
2026-10-16T12:00:00ZOlder versions banned "any type of server ... not consistent with personal, residential use". The current one limits service to personal, non-commercial household use.
Frontier Fiber (Verizon): Frontier fiber starts handing out IPv6 in some areashttps://cgnat.wtf/changes/#c6-2026-08
2026-08-01T12:00:00ZA residential fiber customer posted to a network operators' mailing list that Frontier recently started giving them IPv6, with only a /64 delegated prefix. Not everywhere yet, and Frontier hasn't announced it.
Cox: Some Cox areas moved to MAP-T, and port forwarding stopped workinghttps://cgnat.wtf/changes/#c7-2026
2026-01-01T12:00:00ZCustomer reports (Las Vegas) say lines were moved to MAP-T, which shares IPv4 addresses by splitting ports. Asking support to opt out reportedly puts the line back on a full IPv4, sometimes after escalation.
Brightspeed: Brightspeed's subscriber agreement explicitly allows home servershttps://cgnat.wtf/changes/#c8-2025-08-19
2025-08-19T12:00:00ZThe agreement dated 19 Aug 2025 says the service may be used to host a server, personal or commercial, if it follows the agreement. Its section on 4G Home Internet does restrict server devices.
Kinetic (Windstream): Kinetic residential static IPs reportedly discontinuedhttps://cgnat.wtf/changes/#c9-2025
2025-01-01T12:00:00ZA customer report says residential static IPs were discontinued around 2025. Kinetic's own terms still mention static IPs with its Secure Broadband product, so the answer is "unclear".
Mediacom: Mediacom's residential acceptable use policy updated; servers still bannedhttps://cgnat.wtf/changes/#c10-2023-11-13
2023-11-13T12:00:00ZThe policy (last updated 13 Nov 2023) bans servers that provide services to anyone outside your home, naming email, web hosting, file sharing and proxy servers.
Ziply Fiber: Ziply Fiber's 50 Gig home plan includes static IPv4 and IPv6https://cgnat.wtf/changes/#c11-2023-11-01
2023-11-01T12:00:00ZZiply's press release: the 50 Gig plan costs $900 a month and comes with static IPv6 and IPv4 addresses.