nybbr.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 14 July 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.173 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by nybbr-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 46.30.215.173 | 3600s | webcluster2.webpod17-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:106:806c:50a2:167a:6fe6 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| google-site-verification=5JGWSnT8Nd2lnd9I-N_BjtE4s4sTDwZ3-aGEENPrr48 |
| Host: _dmarc Type: TXT Value: v=DMARC1; p=quarantine; rua=mailto:kontakt@nybbr.dk; ruf=mailto:kontakt@nybbr.dk; sp=none; aspf=r; |
| MS=ms78098719 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (nybbr.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.nybbr.dk) |
|---|---|
| p=none (monitor only) | v=dmarc1; p=none; |
| www CNAME | custom-domains.chatgpt.site (all on chatgpt.site) |
| www vs bare domain | Same network nybbr.dk: 162.159.143.30 172.66.3.26 (AS13335) www.nybbr.dk: 104.18.22.186 104.18.23.186 2606:4700::6812:16ba 2606:4700::6812:17ba (AS13335) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-nybbr-dk._domainkey.onlinetegn.w-v1.dkim.mail.microsoft | RSA · ~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: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026062401 |
| 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 | 2025-07-14 |
| Expires | 2027-07-13 (263d) |
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 |
|---|---|---|---|
| 2026-10-13 12:43:53 | 1426ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-03 14:33:44 | 1184ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-02 14:32:42 | 1360ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-30 14:25:23 | 535ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 16:42:38 | 743ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 18:16:24 | 3537ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-27 16:04:33 | 1217ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 20:55:35 shown | 758ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 11:22:59 | 1188ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 23:48:03 | 2881ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 05:21:00 | 1000ms | 2 NS 1 A 1 MX | 🔒 Secure |