kostlinjen.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 2 March 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.245 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by kostlinjen-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 178.20.216.245 | 14400s | reseller1.chosting.dk | AS21060 | Atea A/S | 178.20.216.0/23 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| 🔶 Autoconfig | 178.20.216.245 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:7cc0:101:ffff::1:9 | 14400s | reseller1.chosting.dk | 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 ip4:178.20.216.245 include:spf.chosting.dk include:spf.protection.outlook.com -all |
| Policy | Record (kostlinjen.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:178.20.216.245 include:spf.chosting.dk include:spf.protection.outlook.com -all |
| www CNAME | kostlinjen.dk (all on kostlinjen.dk) |
| www vs bare domain | Same network kostlinjen.dk: 178.20.216.245 2a01:7cc0:101:ffff::1:9 (AS21060) www.kostlinjen.dk: 178.20.216.245 2a01:7cc0:101:ffff::1:9 (AS21060) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
| selector1 | selector1-kostlinjen-dk._domainkey.kostlinjen.onmicrosoft.com | RSA · ~2048 bit |
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: 4/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.kostlinjen.dk | ooLjWiri7J3NKEm5o-VLC6Nq4LlG3YUSxWB1svnxndQ |
| 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 | 2026100101 |
| Primary NS (MNAME) | ns5.chosting.dk |
| Responsible (RNAME) | support@vores-it.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-03-02 |
| Expires | 2027-03-31 (162d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 06:19:01 shown | 5727ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 06:14:59 | 1341ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 05:17:13 | 1073ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 23:59:54 | 1625ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-02 18:07:53 | 2819ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-30 02:52:56 | 1005ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 21:33:01 | 1599ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 15:51:42 | 690ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 08:55:47 | 14613ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 08:04:35 | 23001ms | 3 NS 1 A 1 MX | 🔓 Insecure |