atweb.dk is a .dk domain served by 2 nameservers (clint.ns.cloudflare.com, ivy.ns.cloudflare.com). It was registered on 1 October 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| clint.ns.cloudflare.com | — | — | — |
| ivy.ns.cloudflare.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.37.65 | — | — | AS13335 | — | — | — | — |
| 172.67.205.13 | — | — | AS13335 | — | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:2541 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:cd0d | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.37.65,172.67.205.13 ech=AEX+DQBBlwAgACA41AMgc1sbai2CoOVhilCbC1JktSaHjQMIOv4l671bLwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:2541,2606:4700:3035::ac43:cd0d |
| TXT Record |
|---|
| google-site-verification=upB805Sin1VdUe2paAmFwZYopiC71PoGmVu7Z9V_8xo |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| www | 104.21.37.65 172.67.205.13 2606:4700:3034::ac43:cd0d 2606:4700:3036::6815:2541 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| 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 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2407059169 |
| Primary NS (MNAME) | clint.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 | 1999-10-01 |
| Expires | 2026-12-31 (74d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 01:42:46 | 3835ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-10-04 09:53:44 | 799ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-30 09:40:52 | 1114ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-24 11:08:38 | 1004ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-21 05:00:40 | 859ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-01 14:09:03 | 1405ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-27 12:07:42 | 1380ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-26 12:35:51 | 1543ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-24 15:43:22 | 7343ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-06 15:02:47 | 2072ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-05 05:28:52 | 2189ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-07-11 02:39:36 | 1986ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-06-29 16:04:22 | 1217ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-06-16 14:00:42 shown | 4026ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-06-16 13:49:07 | 3302ms | 2 NS 2 A 7 MX | 🔒 Secure |