ipv6-adresse.dk is a .dk domain served by 2 nameservers (alex.ns.cloudflare.com, uma.ns.cloudflare.com). It was registered on 25 August 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.26.6.19 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 104.26.6.19 | 300s | — | AS13335 | Cloudflare, Inc. | 104.26.0.0/20 | — | — |
| 104.26.7.19 | 300s | — | AS13335 | Cloudflare, Inc. | 104.26.0.0/20 | — | — |
| 172.67.74.218 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.64.0/18 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:20::681a:613 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:20:0:0:0:0:0/44 | — | — |
| 2606:4700:20::681a:713 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:20:0:0:0:0:0/44 | — | — |
| 2606:4700:20::ac43:4ada | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:20:0:0:0:0:0/44 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.26.6.19,104.26.7.19,172.67.74.218 ipv6hint=2606:4700:20::681a:613,2606:4700:20::681a:713,2606:4700:20::ac43:4ada |
| TXT Record |
|---|
| google-site-verification=5yEDVfYxFVmRimHoS9H9cNHC_hEJ110uLQWIbRT9hjs |
| v=spf1 include:_spf.google.com -all |
| Policy | Record (ipv6-adresse.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.google.com -all |
| Policy | Record (_dmarc.ipv6-adresse.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:mailauth-reports@ipv6-adresse.dk; ruf=mailto:mailauth-reports-ruf@ipv6-adresse.dk; fo=1 |
| Check | Result |
|---|---|
| Status | 🔒 Enforce |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | enforce |
| Policy ID | 1587339881 |
| max_age | 2592000s |
| Policy MX | mx1.smtp.goog, mx2.smtp.goog, mx3.smtp.goog, mx4.smtp.goog |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:e-d@tlsrpt.report-uri.com |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:caa-reports@srv1.dk |
| 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 | 104.26.6.19 104.26.7.19 172.67.74.218 2606:4700:20::681a:613 2606:4700:20::681a:713 2606:4700:20::ac43:4ada (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network ipv6-adresse.dk: 104.26.6.19 104.26.7.19 172.67.74.218 2606:4700:20::681a:613 (AS13335) www.ipv6-adresse.dk: 104.26.6.19 104.26.7.19 172.67.74.218 2606:4700:20::681a:613 (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 |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| — | RSA Invalid key data — receivers can't verify signatures | |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
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| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.ipv6-adresse.dk | 5NvDujgfWsNmFdRDX9M88O2ZXCJmtZesn2M8JYai0Qc |
| TXT | _acme-challenge.ipv6-adresse.dk | htOYGIABcW9nVFJVG0XwhMIJT7-fhbxitIhS1cO3XOI |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2417405836 |
| Primary NS (MNAME) | alex.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2013-08-25 |
| Expires | 2028-04-30 (561d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 05:14:32 shown | 990ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-10-06 16:55:58 | 4937ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-09-30 14:57:50 | 1193ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-09-29 09:44:22 | 1073ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-09-27 09:00:52 | 1458ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-09-23 07:39:39 | 2097ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-09-16 18:34:09 | 2122ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-09-15 09:19:54 | 2485ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-08-31 23:03:33 | 1546ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-08-27 03:55:50 | 3358ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-08-16 06:29:58 | 6672ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-08-10 11:47:53 | 1953ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-08-08 16:13:51 | 9682ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-08-06 00:19:40 | 2036ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-08-02 05:36:33 | 1659ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-07-21 20:16:29 | 1853ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-07-15 06:29:59 | 1920ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-07-13 13:26:18 | 1991ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-07-06 20:20:19 | 10020ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-07-03 20:50:07 | 20203ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-07-02 05:28:28 | 1755ms | 2 NS 3 A 4 MX | 🔒 Secure |
| 2026-06-23 20:04:13 | 3679ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-06-17 16:21:59 | 7093ms | 2 NS 3 A 4 MX | 🔒 Secure |