IPv6
Measured 2026-11-02 16:56 UTC · aaaa.botThe website has no IPv6.
utk.edu has no IPv6 address published.
- ✗ utk.edu: no IPv6 address
- ✗ www.utk.edu: no IPv6 address
- ✓ Mail: 1 of 1 servers have IPv6
- ✓ Nameservers: 2 of 2 have IPv6
Details: published addresses and what answered
| Name | Published address (AAAA) | Answers when we connect |
|---|---|---|
| utk.edu | Publishedno IPv6 address published | Answers when we connectnothing to test |
| www.utk.edu | Publishedno IPv6 address published | Answers when we connectnothing to test |
Publishedutk-edu.mail.protection.outlook.com | Answers when we connect✓ has IPv6 | |
| Nameservers | Publishedns0076.secondary.cloudflare.comns0229.secondary.cloudflare.com | Answers when we connect✓ has IPv6✓ has IPv6 |
Lineage
Our records: Jan 7, 2009 → Nov 2, 2026Oldest registry snapshot we hold: 2025 · 0 renewals on record. These dates are when our records begin, not when the domain was registered.
DNS provider
- utk.edu + utmem.eduJan 2009 – Feb 2010
- uthsc.edu + utk.eduMar 2010 – Nov 2017
- utk.eduNov 2017 – Apr 2026
- Cloudflare + utk.eduMay 2026
- CloudflareJun 2026
IPv6
- IPv6no IPv6 publishedFirst measured Nov 2026
What changed
- IPv6 first measured: no IPv6 published on Nov 2, 2026utk.edu: no IPv6 published. Grade D. Measured by aaaa.bot, 2026-11-02 00:13 UTC. No earlier IPv6 record is held, so this is not a "gained" date.
- DNS moved to Cloudflare between May 12, 2026 and Jun 11, 2026ns0076.secondary.cloudflare.com, ns0229.secondary.cloudflare.com, ns0a.utk.edu, ns1a.utk.edu → ns0076.secondary.cloudflare.com, ns0229.secondary.cloudflare.com. Old set last seen in WHOIS on 2026-05-12; new set first seen in WHOIS on 2026-06-11.
- DNS moved to Cloudflare + utk.edu between Apr 8, 2026 and May 12, 2026ns0a.utk.edu, ns1a.utk.edu → ns0076.secondary.cloudflare.com, ns0229.secondary.cloudflare.com, ns0a.utk.edu, ns1a.utk.edu. Old set last seen in WHOIS on 2026-04-08; new set first seen in WHOIS on 2026-05-12.
- DNS moved to utk.edu between Nov 16, 2017 and Nov 24, 2017ns0.utk.edu, ns0a.utk.edu, ns1.utk.edu, ns1a.utk.edu, ns2.utk.edu, topos.uthsc.edu → ns0a.utk.edu, ns1a.utk.edu, ns2.utk.edu. Old set last seen in WHOIS on 2017-11-16; new set first seen in WHOIS on 2017-11-24.
- DNS moved to uthsc.edu + utk.edu between Feb 28, 2010 and Mar 5, 2010ns0.utk.edu, ns1.utk.edu, ns2.utk.edu, topos.utmem.edu → ns0.utk.edu, ns1.utk.edu, ns2.utk.edu, topos.uthsc.edu. Old set last seen in WHOIS on 2010-02-28; new set first seen in WHOIS on 2010-03-05.
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: 23 WHOIS/RDAP snapshots, 2025-01-14 to 2025-04-25 (ledger built 2026-09-27). Every renewal
DNS provider, WHOIS snapshots: 341 WHOIS/RDAP snapshots that listed nameservers, 2009-01-07 to 2026-06-11 (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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