IPv6
Measured 2026-11-02 09:02 UTC · aaaa.botWebsite, mail and DNS all work over IPv6.
The published IPv6 address accepted a connection when we tried it.
- ✓ claude.com answers (1 of 1 addresses)
- ✓ www.claude.com answers (1 of 1)
- ✓ Mail: has IPv6
- ✓ Nameservers: 2 of 2 have IPv6
Details: published addresses and what answered
Loads over IPv6 with a valid certificate: HTTP 200.
| Name | Published address (AAAA) | Answers when we connect |
|---|---|---|
| claude.com | Published2607:6bc0::10 | Answers when we connect✓ answers on 443 |
| www.claude.com | Published2607:6bc0::10 | Answers when we connect✓ answers on 443 |
PublishedNo MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record. | Answers when we connecthas IPv6 | |
| Nameservers | Publishedisla.ns.cloudflare.comrandy.ns.cloudflare.com | Answers when we connect✓ has IPv6✓ has IPv6 |
Lineage
Our records: Oct 18, 2013 → Nov 2, 2026Oldest registry snapshot we hold: 2013 · 7 renewals on record · DNS at Cloudflare · 2 nameserver changes seen. These dates are when our records begin, not when the domain was registered.
Registrar
- Network Solutions, LLCNov 2013 – Oct 2024
- MarkMonitor, Inc.last seen Nov 2024Nov 2024
DNS provider
- jomax.netOct 2013 – Nov 2017
- GoDaddyApr 2018 – Nov 2024
- CloudflareNOWSeen from Dec 2024
IPv6
- IPv6published, and answeringFirst measured Nov 2026
What changed (latest 8 of 10)
- IPv6 first measured: published, and answering on Nov 2, 2026claude.com has 1 IPv6 address. Grade A. Measured by aaaa.bot, 2026-11-02 09:02 UTC. No earlier IPv6 record is held, so this is not a "gained" date.
- DNS moved to Cloudflare between Nov 20, 2024 and Dec 26, 2024ns67.domaincontrol.com, ns68.domaincontrol.com → isla.ns.cloudflare.com, randy.ns.cloudflare.com. Old set last seen in WHOIS on 2024-11-20; new set first seen in WHOIS on 2024-12-26.
- Moved to MarkMonitor, Inc between Oct 22, 2024 and Nov 7, 2024From Network Solutions, LLC to MarkMonitor, Inc, with 2 years added. Expiry moved from 2026-05-23 to 2028-05-23.
- Renewed +3 years between Feb 3, 2023 and Feb 23, 2023Expiry moved from 2023-05-23 to 2026-05-23, at Network Solutions, LLC.
- Renewed +1 year between Feb 8, 2022 and Apr 1, 2022Expiry moved from 2022-05-23 to 2023-05-23, at Network Solutions, LLC.
- Renewed +1 year between Feb 16, 2021 and Jun 16, 2021Expiry moved from 2021-05-23 to 2022-05-23, at Network Solutions, LLC.
- Renewed +1 year between Feb 10, 2020 and Apr 10, 2020Expiry moved from 2020-05-23 to 2021-05-23, at Network Solutions, LLC.
- DNS moved to GoDaddy between Nov 20, 2017 and Apr 3, 2018wsc1.jomax.net, wsc2.jomax.net → ns67.domaincontrol.com, ns68.domaincontrol.com. Old set last seen in WHOIS on 2017-11-20; new set first in the registry zone file on 2018-04-03.
Solid bar: the stretch we observed that name. Dot: a single sighting. Dotted line: no record between sightings of the same name. Nothing is drawn between different names.
Registrar and renewals: 127 WHOIS/RDAP snapshots, 2013-11-09 to 2026-05-26 (ledger built 2026-09-27). Every renewal
DNS provider, registry zone files: 106 .com zone-file snapshots held, 2013-10-18 to 2026-11-01.
DNS provider, WHOIS snapshots: 98 WHOIS/RDAP snapshots that listed nameservers, 2013-11-09 to 2026-06-04 (who.is archive). Both sources feed one row per provider (hover a bar to see which); a change is placed between the nearest observations on either side, and where the two sources disagree, both are listed under What changed.
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Registered in 1995 — the same year as windows.net, qq.com and windows.com.