ivarsson.dk is a .dk domain served by 7 nameservers (ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 more). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 51.91.60.76 is hosted by OVH SAS (AS16276) in France. Mail is handled by ivarsson-dk.mail.protection.outlook.com. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 51.91.60.76 | 86400s | — | AS16276 | OVH SAS | 51.91.0.0/16 | 🇫🇷 France | — |
| 81.95.242.131 | 86400s | — | AS48854 | team.blue Denmark A/S | 81.95.240.0/20 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| citrix.mobile.ads.otp=owgcvvm3kt6hyd002e9m |
| MS=ms34495120 |
| v=spf1 include:spf.protection.outlook.com ~all |
| Policy | Record (ivarsson.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.protection.outlook.com ~all |
| www CNAME | ivarsson.dk (all on ivarsson.dk) |
| www vs bare domain | Same network ivarsson.dk: 51.91.60.76 81.95.242.131 (AS16276 AS48854) www.ivarsson.dk: 51.91.60.76 81.95.242.131 (AS16276 AS48854) |
| Wildcard | No |
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 | 2026102101 |
| Primary NS (MNAME) | ns1.markmonitor.com |
| Responsible (RNAME) | hostmaster@markmonitor.com |
| Refresh | 86400s |
| Retry | 3600s |
| Expire | 2592000s |
| Minimum (neg-cache TTL) | 172800s |
| Field | Value |
|---|---|
| Registrar | MarkMonitor Inc. |
| Registered | 1998-02-16 |
| Expires | 2027-03-31 (159d) |
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 |
|---|---|---|---|
| 2026-10-21 09:32:14 shown | 2339ms | 7 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-29 15:35:31 | 2697ms | 7 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-15 04:14:38 | 2851ms | 7 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-11 06:51:55 | 2229ms | 7 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 04:41:01 | 4690ms | 7 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-27 11:36:51 | 1572ms | 7 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-27 04:02:31 | 3103ms | 7 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 03:40:33 | 3320ms | 7 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 00:10:06 | 1184ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 16:08:54 | 3323ms | 7 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-18 06:55:47 | 2873ms | 7 NS 2 A 1 MX | 🔓 Insecure |