nicjac.dk is a .dk domain served by 2 nameservers (elijah.ns.cloudflare.com, sneh.ns.cloudflare.com). It was registered on 13 October 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.121.172.228 is hosted by Adeo Datacenter ApS (AS202914) in Denmark. Mail is handled by nicjac-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.121.172.228 | 300s | — | AS202914 | Adeo Datacenter ApS | 185.121.172.0/22 | 🇩🇰 Denmark | Albertslund |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| 🔶 Autoconfig | 185.121.172.228 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms18730192 |
| MS=ms64608465 |
| v=spf1 a:my.nicjac.dk include:spf.protection.outlook.com ~all |
| Policy | Record (nicjac.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a:my.nicjac.dk include:spf.protection.outlook.com ~all |
| Policy | Record (_dmarc.nicjac.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100 |
| www CNAME | custom-domains.chatgpt.site (all on chatgpt.site) |
| www vs bare domain | Different networks nicjac.dk: 185.121.172.228 (AS202914) (all like this)www.nicjac.dk: 104.18.22.186 104.18.23.186 2606:4700::6812:16ba 2606:4700::6812:17ba (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 2/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.nicjac.dk | fwk8qZbLxleIhWG-VWQXZKWA69kgyqM2HKI8QmiuOZU |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2407207724 |
| Primary NS (MNAME) | elijah.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2017-10-13 |
| Expires | 2027-10-31 (377d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 22:30:19 | 2126ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-05 23:13:10 | 2467ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 22:56:03 | 948ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 10:41:22 | 1906ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 23:53:18 | 1514ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 06:37:40 | 1559ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 04:09:36 | 2303ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 21:45:59 | 920ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 17:12:08 | 5996ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 00:13:50 | 819ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-07 07:09:57 | 10034ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 13:56:44 | 1491ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 05:22:04 | 10522ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 12:21:58 shown | 2414ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 10:26:21 | 1887ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:45:52 | 1246ms | 2 NS 1 A 1 MX | 🔒 Secure |