aboutweb.dk is a .dk domain served by 4 nameservers (ns1.aboutweb.dk, ns2.aboutweb.dk, ns3.aboutweb.dk and 1 more). It was registered on 8 January 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 136.243.172.19 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.hosting.gl. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 136.243.172.19 | 58s | core.hosting.gl | AS24940 | Hetzner Online GmbH | 136.243.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.hosting.gl | 2a01:4f8:c17:1982::1 5.75.224.4 |
mail.hosting.gl mail.hosting.gl |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | mail.hosting.gl → 5.75.224.4 |
| 🔶 Autoconfig | mail.hosting.gl → 5.75.224.4 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:171:211a::2 | 60s | core.hosting.gl | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _imaps._tcp | 0 | 1 | 993 | mail.hosting.gl |
| TXT Record |
|---|
| google-site-verification=j48N09Dxv21A9_U0BZy0J5MNedpuCKt2RoUKWffUkzE |
| v=spf1 mx ip4:5.75.224.4 ra=postmaster -all |
| Policy | Record (aboutweb.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx ip4:5.75.224.4 ra=postmaster -all |
| Policy | Record (_dmarc.aboutweb.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:postmaster@aboutweb.dk; ruf=mailto:postmaster@aboutweb.dk |
| Check | Result |
|---|---|
| Status | ⚠️ Invalid |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✗ Missing / invalid |
| Policy ID | 10485971119603567902 |
| Policy MX | — |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:postmaster@aboutweb.dk |
| www CNAME | aboutweb.dk (all on aboutweb.dk) |
| www vs bare domain | Same network aboutweb.dk: 136.243.172.19 2a01:4f8:171:211a::2 (AS24940) www.aboutweb.dk: 136.243.172.19 2a01:4f8:171:211a::2 (AS24940) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.hosting.gl | DANE-TA · SPKI · SHA-256 | 8AC4C68682FE195DFF5FADA4385DC826… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026091901 |
| Primary NS (MNAME) | a.hosting.gl |
| Responsible (RNAME) | support@hosting.gl |
| Refresh | 7200s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2009-01-08 |
| Expires | 2031-01-31 (1566d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-10 16:14:46 | 6161ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 01:49:43 | 4283ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 01:40:35 shown | 8057ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 18:22:53 | 5607ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 07:04:59 | 7247ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-21 14:29:56 | 14393ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-01 09:53:22 | 6989ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 12:55:51 | 1614ms | 4 NS 1 A 1 MX | 🔒 Secure |