centerforhjerneskade.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 September 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.237.173 is hosted by IDDQD-AS (AS1835) in Denmark. Mail is handled by mail.cfh.ku.dk. 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 |
|---|---|---|---|---|---|---|---|
| 130.226.237.173 | 21600s | cmslb.adm.ku.dk | AS1835 | IDDQD-AS | 130.226.0.0/16 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mail.cfh.ku.dk | 192.38.109.227 | mail.cfh.ku.dk | AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education |
| TXT Record |
|---|
| v=spf1 mx ip4:192.38.109.229 include:spf.peoplexs.com -all |
| Policy | Record (centerforhjerneskade.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx ip4:192.38.109.229 include:spf.peoplexs.com -all |
| Policy | Record (_dmarc.centerforhjerneskade.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:abuse@centerforhjerneskade.dk; ruf=mailto:abuse@centerforhjerneskade.dk |
| www | 130.226.237.173 (AS1835) (address records, no CNAME) |
| www vs bare domain | Same network centerforhjerneskade.dk: 130.226.237.173 (AS1835) www.centerforhjerneskade.dk: 130.226.237.173 (AS1835) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081301 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2021-09-24 |
| Expires | 2027-09-23 (333d) |
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 20:28:25 | 702ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 08:28:53 | 519ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 04:29:32 | 1869ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 04:24:24 | 800ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-15 22:56:59 | 691ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 21:14:47 | 2602ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-19 11:42:37 shown | 4861ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 19:01:32 | 787ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-15 09:30:39 | 649ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 04:05:22 | 1854ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 20:05:27 | 476ms | 2 NS 1 A 1 MX | 🔒 Secure |