IPv6
Measured 2026-11-01 22:04 UTC · aaaa.botWorks over IPv6, with one gap: its mail servers lack IPv6.
justice.gov has 4 IPv6 addresses and answers on every one we tested.
- ✓ justice.gov answers (4 of 4 addresses)
- ✓ www.justice.gov answers (2 of 2)
- ✗ Mail: 0 of 2 servers have IPv6
- ✓ Nameservers: 2 of 2 have IPv6
Details: published addresses and what answered
Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.
| Name | Published address (AAAA) | Answers when we connect |
|---|---|---|
| justice.gov | Published2606:4700:78::90:0:1802606:4700:78::90:0:1812606:4700:78::90:0:1822606:4700:78::90:0:183 | Answers when we connect✓ answers on 443✓ answers on 443✓ answers on 443✓ answers on 443 |
| www.justice.gov | Published2600:1408:c400:f8b::1dae2600:1408:c400:f80::1dae | Answers when we connect✓ answers on 443✓ answers on 443 |
Publishedmxa-00a6fb01.gslb.gpphosted.commxb-00a6fb01.gslb.gpphosted.com | Answers when we connect✗ no IPv6✗ no IPv6 | |
| Nameservers | Publishedjonah.ns.cloudflare.comnovalee.ns.cloudflare.com | Answers when we connect✓ has IPv6✓ has IPv6 |
Lineage
Our records: Nov 22, 2023 → Nov 2, 2026Oldest registry snapshot we hold: 2023 · 2 renewals on record. These dates are when our records begin, not when the domain was registered.
What changed
- IPv6 first measured: published, and answering on Nov 1, 2026justice.gov has 4 IPv6 addresses. Grade B. Measured by aaaa.bot, 2026-11-01 22:04 UTC. No earlier IPv6 record is held, so this is not a "gained" date.
- Renewed +1 year between Jul 2, 2025 and Aug 2, 2025Expiry moved from 2025-09-07 to 2026-07-14, at get.gov.
- DNS moved to Cloudflare between Mar 28, 2024 and Apr 21, 2024ns-jdcw-01.usdoj.gov, ns-jdcw-02.usdoj.gov → jonah.ns.cloudflare.com, novalee.ns.cloudflare.com. Old set last seen in WHOIS on 2024-03-28; new set first seen in WHOIS on 2024-04-21.
- Renewed +1 year between Jan 2, 2024 and Jan 29, 2024Expiry moved from 2024-09-07 to 2025-09-07, at Cybersecurity and Infrastructure Security Agency.
Registrar and renewals: 68 WHOIS/RDAP snapshots, 2023-11-22 to 2026-05-16 (ledger built 2026-09-27). Every renewal
Nameservers, WHOIS snapshots: 56 WHOIS/RDAP snapshots that listed nameservers, 2023-11-22 to 2026-06-16 (who.is archive). A change is placed between the nearest observations on either side, from whichever source made them; where the two sources disagree, both are shown.
Hatched = the span we hold records for. A coloured bar runs only between observations that named the same registrar or operator; nothing is assumed in between.
Each mark sits at the first observation of the new state; its bracket runs back to the last observation of the old one.
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