sorthco.dk is a .dk domain served by 2 nameservers (ns.itide.dk, ns2.itide.dk). It was registered on 28 August 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.185.159.144 is hosted by Squarespace, Inc. (AS53831) in United States. Mail is handled by sorthco-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|
| ns.itide.dk | 194.239.18.105 | 105.98-126.18.239.194.in-addr.arpa | AS3292 TDC Holding A/S |
| ns2.itide.dk | 94.231.99.150 | mailer.ajourcms.dk | AS48854 team.blue Denmark A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 198.185.159.144 | 3600s | — | AS53831 | Squarespace, Inc. | 198.185.159.0/24 | 🇺🇸 United States | New York |
| 198.185.159.145 | 3600s | — | AS53831 | Squarespace, Inc. | 198.185.159.0/24 | 🇺🇸 United States | — |
| 198.49.23.144 | 3600s | — | AS53831 | Squarespace, Inc. | 198.49.23.0/24 | 🇺🇸 United States | — |
| 198.49.23.145 | 3600s | — | AS53831 | Squarespace, Inc. | 198.49.23.0/24 | 🇺🇸 United States | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (sorthco.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.sorthco.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:logs@sorthco.dk |
| www CNAME | ext-cust.squarespace.com (all on squarespace.com) |
| www vs bare domain | Same network sorthco.dk: 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831) www.sorthco.dk: 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-sorthco-dk._domainkey.implementingtalent.onmicrosoft.com | RSA · ~1024 bit below 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: 1/10 · policy: -all
No problems found| 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 | 35 |
| Primary NS (MNAME) | ns.itide.dk |
| Responsible (RNAME) | administrator@ns.itide.dk |
| Refresh | 36000s |
| Retry | 600s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2013-08-28 |
| Expires | 2027-08-31 (313d) |
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 |
|---|---|---|---|
| 2026-09-24 11:36:08 | 724ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-09-14 20:46:34 | 756ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-09-02 14:05:10 | 1432ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-08-25 15:49:13 | 968ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-28 23:51:10 | 750ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-19 17:17:41 shown | 722ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-18 03:51:50 | 1710ms | 2 NS 4 A 1 MX | 🔓 Insecure |