sarup.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 February 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.97.132.102 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 212.97.132.102 | 43200s | — | AS48854 | team.blue Denmark A/S | 212.97.132.0/22 | 🇩🇰 Denmark | Skanderborg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod11-cph3.one.com | 104.37.34.230 | mx1.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod11-cph3.one.com | 104.37.34.231 | mx2.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod11-cph3.one.com | 104.37.34.232 | mx3.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod11-cph3.one.com | 104.37.34.233 | mx4.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (sarup.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| www | Exists, no address |
| www vs bare domain | Neither resolves sarup.dk: no address www.sarup.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 2 CDS, 1 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092001 |
| 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 | 2000-02-03 |
| Expires | 2027-03-31 (155d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 15:28:47 | 2183ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-19 23:57:18 | 3721ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-17 21:48:36 | 884ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-15 20:37:51 | 1813ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-14 19:47:44 | 2417ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-09 06:40:48 | 1034ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-03 17:31:30 | 3805ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-02 17:28:50 | 846ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-01 17:26:47 | 3040ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-30 17:23:39 | 1218ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-29 03:19:23 | 2324ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-28 03:11:35 shown | 4526ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-25 08:12:20 | 1007ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-22 11:00:36 | 1612ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-15 10:22:53 | 2176ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-14 00:36:41 | 1529ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-06 23:32:50 | 1358ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-31 00:28:45 | 1074ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-29 12:12:15 | 1585ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-28 03:35:27 | 1563ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-25 20:55:42 | 1153ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-21 04:17:46 | 1676ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-15 22:02:02 | 4292ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-13 12:51:06 | 2744ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-06 16:51:54 | 1447ms | 2 NS 0 A 2 MX | 🔒 Secure |