olsin.dk is a .dk domain served by 2 nameservers (ns1-wopsa.cygrids.net, ns2-wopsa.cygrids.net). It was registered on 7 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.112.137.26 is hosted by Cygrids Communications AB (AS34941) in Sweden. Mail is handled by mail.olsin.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1-wopsa.cygrids.net | 85.118.203.226 | ns1-wopsa.cygrids.net | AS34941 Cygrids Communications AB |
| ns2-wopsa.cygrids.net | 185.112.137.5 | ns2-wopsa.cygrids.net | AS34941 Cygrids Communications AB |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.112.137.26 | 300s | web12-new.wopsa.net | AS34941 | Cygrids Communications AB | 185.112.136.0/22 | 🇸🇪 Sweden | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | mail.olsin.dk | 185.112.137.26 | web12-new.wopsa.net | AS34941 Cygrids Communications AB |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.112.137.26 |
| 🔶 Autoconfig | 185.112.137.26 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 ip4:185.112.137.26 include:spf.wopsa.se +a +mx +ip4:85.118.206.137 ~all |
| Policy | Record (olsin.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:185.112.137.26 include:spf.wopsa.se +a +mx +ip4:85.118.206.137 ~all |
| www CNAME | olsin.dk (all on olsin.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 3/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.olsin.dk | gLOj3YfdO_1ooVgrSgTLSjQpzaXOe7JKYsS2kF_jqkw |
| 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 | 2026091101 |
| Primary NS (MNAME) | ns1-wopsa.cygrids.net |
| Responsible (RNAME) | servers@wopsa.se |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Name SRS AB |
| Registered | 2025-01-07 |
| Expires | 2027-01-06 (74d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 11:41:23 shown | 977ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-02 18:41:11 | 2221ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 17:15:52 | 1479ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-11 21:04:15 | 1897ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 18:03:32 | 11204ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-24 07:10:18 | 1441ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-23 05:36:47 | 1982ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-22 05:14:51 | 6553ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-21 05:08:26 | 2202ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-20 04:32:55 | 1687ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-19 02:46:32 | 8306ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-17 22:53:05 | 3428ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-16 21:56:16 | 4950ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-15 17:25:15 | 10874ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-13 15:52:16 | 3009ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-12 03:41:16 | 11059ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-10 21:10:13 | 9734ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-09 17:08:22 | 4425ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-08 12:05:30 | 5990ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-29 23:50:27 | 3344ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-28 01:59:41 | 10835ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 01:43:34 | 10836ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-26 01:27:01 | 10845ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-25 00:49:20 | 2080ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-23 22:25:16 | 3358ms | 2 NS 0 A 0 MX | ❓ Unknown |