All ISPs / Brightspeed
Does Brightspeed use CGNAT?
Short answer: No. Brightspeed gives home customers a public IPv4 address, according to customer reports (we found no official Brightspeed statement). Static IP: Yes (residential, postpaid). IPv6 is available, so devices can still be reachable over IPv6.
Can I self-host on Brightspeed?
| CGNAT by default? | No Confidence: Low: customer reports only; no official ISP statement found. Community reports: fiber gets a public IPv4.
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| Free opt-out? | N/A |
| Static IP | Yes (residential, postpaid)Brightspeed High-Speed Internet postpaid service subscribers are eligible to lease static IP addresses. Note that static IP leases are not currently available for prepaid customers.
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| Static IP price | $15/mo single IP + $75 one-time; blocks $25 (/29), $40 (/28), $64 (/27), $128 (/26)
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| IPv6 | Yes Enable IPv6 on a compatible modem; Brightspeed's IPv6 space is 2602::/24.
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| Typical upload | Fiber: symmetrical (200 Mbps–2 Gig). DSL upload isn't listed.
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| Terms on running servers | Allowed (personal use) Brightspeed's Subscriber Agreement (Aug 2025) explicitly allows personal or commercial servers if they aren't used maliciously. The same agreement's section on Brightspeed's 4G Home Internet service does restrict server devices. The Services may be used to host a server, personal or commercial, as long as such server is used pursuant to the terms and conditions of this Subscriber Agreement and not for any malicious purposes.
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Source types: official the ISP's own page · official-forum ISP staff on the ISP's forum · community customer reports · secondary a third party quoting the ISP. "Unknown" means we haven't verified it, not that the answer is no.
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