vvbyg.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 September 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.130 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod14-cph3.one.com, mx2.pub.mailpod14-cph3.one.com and 2 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.130 | 3600s | webcluster3.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod14-cph3.one.com | 185.10.9.212 | mx1.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod14-cph3.one.com | 185.10.9.213 | mx2.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod14-cph3.one.com | 185.10.9.214 | mx3.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod14-cph3.one.com | 185.10.9.215 | mx4.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 77.111.240.130 |
| 🔶 Autoconfig | 77.111.240.130 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:10:d47b:e82b:9342 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| v=spf1 mx a include:web.shared.mysmtp.com include:_custspf.one.com ~all |
| Policy | Record (vvbyg.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx a include:web.shared.mysmtp.com include:_custspf.one.com ~all |
| www | 77.111.240.166 2a02:2350:5:102:8032:bf4c:21d5:f025 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network vvbyg.dk: 77.111.240.166 2a02:2350:5:102:8032:bf4c:21d5:f025 (AS51468) www.vvbyg.dk: 77.111.240.166 2a02:2350:5:102:8032:bf4c:21d5:f025 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 7/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026062801 |
| 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 | 2016-09-09 |
| Expires | 2027-09-30 (345d) |
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 |
|---|---|---|---|
| 2026-10-17 18:02:15 | 988ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-23 21:11:28 | 751ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-17 23:21:45 | 2413ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-14 21:34:45 | 777ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-12 19:53:20 | 3059ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-07-26 05:27:55 | 9798ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-30 09:55:40 shown | 674ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-26 17:58:32 | 750ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-25 08:37:03 | 992ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-22 22:06:41 | 1186ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 19:24:29 | 741ms | 2 NS 1 A 4 MX | 🔓 Insecure |