dahlgaardtomrer.dk is a .dk domain served by 2 nameservers (bradley.ns.cloudflare.com, nadia.ns.cloudflare.com). It was registered on 13 January 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.66.251 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by dahlgaardtomrer-dk.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.66.251 | 600s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.210.169 | 600s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:d2a9 | 600s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::6815:42fb | 600s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.66.251,172.67.210.169 ech=AEX+DQBBJgAgACDEe6fH/MJxGPU11bgPwmf+lAkTmGqNq0Y5foUuVoe/cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:d2a9,2606:4700:3036::6815:42fb |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com include:spf.budgethost.io -all |
| Policy | Record (dahlgaardtomrer.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.budgethost.io -all |
| www | 104.21.43.50 172.67.220.12 2606:4700:3032::ac43:dc0c 2606:4700:3036::6815:2b32 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network dahlgaardtomrer.dk: 104.21.43.50 172.67.220.12 2606:4700:3032::ac43:dc0c 2606:4700:3036::6815:2b32 (AS13335) www.dahlgaardtomrer.dk: 104.21.43.50 172.67.220.12 2606:4700:3032::ac43:dc0c 2606:4700:3036::6815:2b32 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 4/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'dahlgaardtomrer.dk/DS/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2406105495 |
| Primary NS (MNAME) | bradley.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-01-13 |
| Expires | 2027-01-31 (102d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 22:21:49 | 1076ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-29 22:07:59 | 3584ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-11 15:23:11 | 2426ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-27 10:47:16 | 3285ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-13 01:30:35 | 9411ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-08 14:34:45 | 2086ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-04 20:13:29 | 1643ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-23 17:14:26 | 4217ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-19 20:36:02 | 2170ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-25 15:07:42 | 1392ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-24 07:40:15 shown | 1261ms | 2 NS 2 A 1 MX | ⚠️ Bogus |
| 2026-06-16 23:51:27 | 564ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-16 23:40:53 | 1739ms | 2 NS 2 A 1 MX | 🔒 Secure |