c-viborg.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 June 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.12 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.pub.mailpod13-cph3.one.com, mx2.pub.mailpod13-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 |
|---|---|---|---|---|---|---|---|
| 212.237.249.12 | 600s | lb1.builder.nu | AS48854 | team.blue Denmark A/S | 212.237.248.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod13-cph3.one.com | 185.10.9.42 | mx1.pub.mailpod13-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod13-cph3.one.com | 185.10.9.43 | mx2.pub.mailpod13-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod13-cph3.one.com | 185.10.9.44 | mx3.pub.mailpod13-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod13-cph3.one.com | 185.10.9.45 | mx4.pub.mailpod13-cph3.one.com | AS51468 One.com A/S |
| TXT Record |
|---|
| v=spf1 include:servers.mcsv.net include:_custspf.one.com ?all |
| Policy | Record (c-viborg.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:servers.mcsv.net include:_custspf.one.com ?all |
| www CNAME | c-viborg.dk (all on c-viborg.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | 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: 2/10 · policy: ?all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod13-cph3.one.com | DANE-EE · SPKI · SHA-256 | BE8C554E6A2A9BFE9F87080F0AE71BAD… |
| SMTP _25._tcp.mx2.pub.mailpod13-cph3.one.com | DANE-EE · SPKI · SHA-256 | BE8C554E6A2A9BFE9F87080F0AE71BAD… |
| SMTP _25._tcp.mx3.pub.mailpod13-cph3.one.com | DANE-EE · SPKI · SHA-256 | BE8C554E6A2A9BFE9F87080F0AE71BAD… |
| SMTP _25._tcp.mx4.pub.mailpod13-cph3.one.com | DANE-EE · SPKI · SHA-256 | BE8C554E6A2A9BFE9F87080F0AE71BAD… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026091007 |
| 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 | 2005-06-03 |
| Expires | 2027-06-30 (255d) |
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).
| Domain | Registrar |
|---|---|
| stinedamborg.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 05:58:11 | 904ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-03 05:56:17 | 519ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 10:41:26 | 614ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-27 22:53:44 | 9563ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-13 16:41:14 shown | 1138ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-09 02:32:56 | 752ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-01 23:36:29 | 717ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-03 23:01:24 | 922ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-14 05:44:33 | 1022ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-10 15:47:15 | 4869ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-03 12:30:51 | 661ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 16:41:28 | 729ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 00:26:39 | 648ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 06:30:10 | 735ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 18:42:39 | 549ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 18:40:58 | 712ms | 2 NS 1 A 4 MX | 🔒 Secure |