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Domain Intelligence Report

northwestern.edu

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DNS
WHOIS
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reachable and responding
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Outline
Gathering data — check results will appear here as they complete.
DNS Records
WHOIS
Then vs Nownew
No card for this name. We compare then and now for domains that are in the top million and had an AboutUs page. That says nothing about this domain’s age or safety.
Check what it is now →
SSL/TLS
Security
Email Auth
DNSSEC
Tech Stack
HTTP / Headers
Threats
Zone census
Subdomains
Web Archive
Deliverability

IPv6

Measured 2026-11-02 16:56 UTC · aaaa.bot
B

Works over IPv6, with one gap: its mail servers lack IPv6.

northwestern.edu has an AAAA record and answers on it.

  • ✓ northwestern.edu answers (1 of 1 addresses)
  • ✓ www.northwestern.edu answers (1 of 1)
  • ✗ Mail: 0 of 6 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.

northwestern.eduPublished2620:10d:2060:1130::11Answers when we connect✓ answers on 443
www.northwestern.eduPublished2620:10d:2060:1130::11Answers when we connect✓ answers on 443
MailPublishedchcspprf10.ads.northwestern.eduevcspprf11.ads.northwestern.eduevcspprf10.ads.northwestern.eduevcspprf12.ads.northwestern.educhcspprf12.ads.northwestern.educhcspprf11.ads.northwestern.eduAnswers when we connect✗ no IPv6✗ no IPv6✗ no IPv6✗ no IPv6✗ no IPv6✗ no IPv6
NameserversPublishedaccuvax.northwestern.educicada.northwestern.eduAnswers when we connect✓ has IPv6✓ has IPv6
First measured with IPv6 on 2026-11-02Changes are recorded from here on, each with its date.
Full check on aaaa.bot →Permanent receipt 6084CiE65JJSON

Lineage

Our records: Jan 2, 2009 → Nov 2, 2026

Oldest registry snapshot we hold: 2025 · 0 renewals on record. These dates are when our records begin, not when the domain was registered.

DNS provider

  • buffalo.edu + northwestern.edu
    Jan 2009 – Oct 2018
  • northwestern.edu
    Nov 2018 – Jun 2026

IPv6

  • IPv6published, and answering
    First measured Nov 2026
What changed
  1. IPv6 first measured: published, and answering on Nov 2, 2026northwestern.edu has 1 IPv6 address. Grade B. Measured by aaaa.bot, 2026-11-02 00:08 UTC. No earlier IPv6 record is held, so this is not a "gained" date.
  2. DNS moved to northwestern.edu between Oct 13, 2018 and Nov 12, 2018accuvax.northwestern.edu, cicada.northwestern.edu, dns1.buffalo.edu, ns3.northwestern.edu → accuvax.northwestern.edu, cicada.northwestern.edu, ns3.northwestern.edu. Old set last seen in WHOIS on 2018-10-13; new set first seen in WHOIS on 2018-11-12.
  3. New nameservers at buffalo.edu + northwestern.edu between Feb 2, 2010 and Mar 17, 2010accuvax.northwestern.edu, cicada.northwestern.edu, ns.buffalo.edu → accuvax.northwestern.edu, cicada.northwestern.edu, dns1.buffalo.edu. Old set last seen in WHOIS on 2010-02-02; new set first seen in WHOIS on 2010-03-17.

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: 24 WHOIS/RDAP snapshots, 2025-01-06 to 2025-04-24 (ledger built 2026-09-27). Every renewal

DNS provider, WHOIS snapshots: 410 WHOIS/RDAP snapshots that listed nameservers, 2009-01-02 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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TLD.edu domainsIPv6Does northwestern.edu have IPv6?