petbacker.dk is a .dk domain served by 2 nameservers (coco.ns.cloudflare.com, dan.ns.cloudflare.com). It was registered on 15 October 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.51.153 is hosted by Cloudflare, Inc. (AS13335). 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 |
|---|---|---|---|---|---|---|---|
| 104.21.51.153 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.182.22 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3036::6815:3399 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:b616 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h2" ipv4hint=104.21.51.153,172.67.182.22 ech=AEX+DQBBjQAgACA9/m546kixRMLkGZ5Os2VV82oC1z4cBil7Z3WkpBPcHwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:3399,2606:4700:3036::ac43:b616 |
| TXT Record |
|---|
| google-site-verification=jTIUOYkH25Dl5lu244P1dxWWwdhovP5UdbaQMnD-qNM |
| www | 35.244.204.33 (AS396982) (address records, no CNAME) |
| www vs bare domain | Different networks petbacker.dk: 104.21.51.153 172.67.182.22 2606:4700:3036::6815:3399 2606:4700:3036::ac43:b616 (AS13335) (all like this)www.petbacker.dk: 35.244.204.33 (AS396982) |
| Wildcard | No |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.petbacker.dk | 1KfU-NMO2KnkHxIsqXaYHOPYSzkCE1IWVfCECC1UJy4 |
| TXT | _acme-challenge.petbacker.dk | AeggcA8poqxcybkdXOcJvkJIWY5dBZ4zKy3bihZVCIQ |
| TXT | _acme-challenge.petbacker.dk | IGLffUHi48TSe7pxRyEiEuU8mA3VBEM0MZ0AqQjns1A |
| TXT | _acme-challenge.petbacker.dk | slBaL6PKYiyNwlfmube0q4ktvwkZJLvtrddKOq7xNy4 |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2416674711 |
| Primary NS (MNAME) | coco.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 | 2018-10-15 |
| Expires | 2026-10-31 (8d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 05:14:31 | 468ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-06 12:33:48 | 3655ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-05 11:40:51 shown | 1415ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-25 10:39:59 | 9429ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-24 15:17:10 | 869ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-09 04:32:03 | 1555ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-28 13:17:47 | 695ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-17 13:49:48 | 1996ms | 2 NS 2 A 0 MX | 🔓 Insecure |