IPv6
Measured 2026-11-02 16:56 UTC · aaaa.botThe website has no IPv6.
uiowa.edu has no IPv6 address published.
- ✗ uiowa.edu: no IPv6 address
- ✗ www.uiowa.edu: no IPv6 address
- ✗ Mail: 0 of 1 servers have IPv6
- ✗ Nameservers: none have IPv6
Details: published addresses and what answered
| Name | Published address (AAAA) | Answers when we connect |
|---|---|---|
| uiowa.edu | Publishedno IPv6 address published | Answers when we connectnothing to test |
| www.uiowa.edu | Publishedno IPv6 address published | Answers when we connectnothing to test |
Publisheduiowa-edu.mail.protection.outlook.com | Answers when we connect✗ no IPv6 | |
| Nameservers | Publisheddns-ext-lc-1.uiowa.edudns-ext-itf-1.uiowa.edu | Answers when we connect✗ no IPv6✗ no IPv6 |
Lineage
Our records: Jan 4, 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
- psg.com + uiowa.eduJan 2009 – Mar 2012
- isc.org + uiowa.eduApr 2012 – Nov 2016
- isc.org + uiowa.edu + uiowa.netAug 2017 – Sep 2019
- uiowa.edu + uiowa.netOct 2019 – Aug 2025
- uiowa.eduOct 2025 – Jun 2026
IPv6
- IPv6no IPv6 publishedFirst measured Nov 2026
What changed
- IPv6 first measured: no IPv6 published on Nov 2, 2026uiowa.edu: no IPv6 published. Grade D. Measured by aaaa.bot, 2026-11-02 00:12 UTC. No earlier IPv6 record is held, so this is not a "gained" date.
- DNS moved to uiowa.edu between Aug 29, 2025 and Oct 18, 2025dns-r1.uiowa.net, dns1.uiowa.edu, dns2.uiowa.edu, dns3.uiowa.edu → dns1.uiowa.edu, dns2.uiowa.edu, dns3.uiowa.edu. Old set last seen in WHOIS on 2025-08-29; new set first seen in WHOIS on 2025-10-18.
- DNS moved to uiowa.edu + uiowa.net between Sep 5, 2019 and Oct 5, 2019dns-r1.uiowa.net, dns1.uiowa.edu, dns2.uiowa.edu, dns3.uiowa.edu, sns-pb.isc.org → dns-r1.uiowa.net, dns1.uiowa.edu, dns2.uiowa.edu, dns3.uiowa.edu. Old set last seen in WHOIS on 2019-09-05; new set first seen in WHOIS on 2019-10-05.
- DNS moved to isc.org + uiowa.edu + uiowa.net between Nov 19, 2016 and Aug 25, 2017dns1.uiowa.edu, dns2.uiowa.edu, dns3.uiowa.edu, sns-pb.isc.org → dns-r1.uiowa.net, dns1.uiowa.edu, dns2.uiowa.edu, dns3.uiowa.edu, sns-pb.isc.org. Old set last seen in WHOIS on 2016-11-19; new set first seen in WHOIS on 2017-08-25.
- DNS moved to isc.org + uiowa.edu between Mar 27, 2012 and Apr 1, 2012dns1.uiowa.edu, dns2.uiowa.edu, dns3.uiowa.edu, rain.psg.com → dns1.uiowa.edu, dns2.uiowa.edu, dns3.uiowa.edu, sns-pb.isc.org. Old set last seen in WHOIS on 2012-03-27; new set first seen in WHOIS on 2012-04-01.
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: 11 WHOIS/RDAP snapshots, 2025-01-09 to 2025-04-13 (ledger built 2026-09-27). Every renewal
DNS provider, WHOIS snapshots: 374 WHOIS/RDAP snapshots that listed nameservers, 2009-01-04 to 2026-06-20 (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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