polterabend-guide.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 8 January 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.21 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by polterabend-guide.dk. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 178.20.216.21 | 3600s | 178-20-216-21.customer.chosting.dk | AS21060 | Atea A/S | 178.20.216.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | polterabend-guide.dk | 178.20.216.21 2a01:7cc0:101:ffff::1:8 |
178-20-216-21.customer.chosting.dk — |
AS21060 Atea A/S AS21060 Atea A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 178.20.216.21 |
| 🔶 Autoconfig | 178.20.216.21 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:7cc0:101:ffff::1:8 | 3600s | — | AS21060 | Atea A/S | 2a01:7cc0:100:0:0:0:0:0/40 | 🇩🇰 Denmark | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:178.20.216.20 +ip4:178.20.216.21 +include:spf.chosting.dk ~all |
| Policy | Record (polterabend-guide.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:178.20.216.20 +ip4:178.20.216.21 +include:spf.chosting.dk ~all |
| Policy | Record (_dmarc.polterabend-guide.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | polterabend-guide.dk (all on polterabend-guide.dk) |
| www vs bare domain | Same network polterabend-guide.dk: 178.20.216.21 2a01:7cc0:101:ffff::1:8 (AS21060) www.polterabend-guide.dk: 178.20.216.21 2a01:7cc0:101:ffff::1:8 (AS21060) |
| Wildcard | No |
DNS lookups: 5/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.polterabend-guide.dk | wX8t946zvAJhC8GCkOFyxXfnv00oBJt3oq3NC1Bs_cA |
| 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 | 2026092805 |
| Primary NS (MNAME) | ns5.chosting.dk |
| Responsible (RNAME) | logs@chosting.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2020-01-08 |
| Expires | 2027-01-31 (104d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 16:39:25 | 1076ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-17 15:44:53 | 2578ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-16 14:44:21 | 1419ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-15 13:55:16 | 1947ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-14 11:52:07 | 2265ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-13 10:51:48 | 4287ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-12 00:48:58 | 610ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-11 00:08:54 | 2484ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-09 18:21:44 | 2768ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-08 16:08:57 | 1402ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-07 16:02:56 | 566ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-06 19:23:44 | 1927ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-05 18:49:50 | 600ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-04 18:48:55 | 1557ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-03 18:43:55 | 716ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-02 18:38:02 | 1450ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 18:33:55 | 850ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 18:23:41 | 1306ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 18:18:47 | 2229ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-28 18:11:46 shown | 724ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 18:05:26 | 892ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 18:01:29 | 827ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 17:51:54 | 1451ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 17:34:18 | 765ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 17:27:48 | 719ms | 3 NS 1 A 1 MX | 🔓 Insecure |