sanktnikolajskole.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 October 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.208 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by sanktnikolajskole-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 46.30.215.208 | 3600s | webcluster1.webpod18-cph3.g1i.one | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:108:84:b38c:a6de:d1fc | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| google-site-verification=hbEKTCXd18XN2ub1brNqgvDUiFKkrRNIlJbCcL9ilao |
| P-YKJ8XQvkXv |
| SOA=1776146833 ; SOA SERIAL |
| v=spf1 mx a include:spf.permido.com include:spf.protection.outlook.com -all |
| Policy | Record (sanktnikolajskole.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a include:spf.permido.com include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.sanktnikolajskole.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@sanktnikolajskole.dk; ruf=mailto:dmarc-reports@sanktnikolajskole.dk |
| www | 46.30.215.208 2a02:2350:5:108:84:b38c:a6de:d1fc (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network sanktnikolajskole.dk: 46.30.215.208 2a02:2350:5:108:84:b38c:a6de:d1fc (AS51468) www.sanktnikolajskole.dk: 46.30.215.208 2a02:2350:5:108:84:b38c:a6de:d1fc (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-sanktnikolajskole-dk._domainkey.nikolajesbjerg.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 4/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101402 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2012-10-24 |
| Expires | 2026-10-31 (12d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 22:08:14 shown | 2019ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-13 21:34:20 | 1199ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 06:01:32 | 1505ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 02:11:02 | 828ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 14:56:28 | 1265ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 12:19:30 | 1018ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-23 02:07:10 | 3337ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-16 13:18:46 | 4104ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 16:34:54 | 2154ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-22 13:56:04 | 2893ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 16:23:59 | 7123ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 21:20:15 | 4812ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 21:35:19 | 1231ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:47:25 | 1119ms | 2 NS 1 A 1 MX | 🔒 Secure |