martello.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 2 March 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.152.161 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by martello-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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 93.191.152.161 | 3600s | web1.vjm.dk | AS48854 | team.blue Denmark A/S | 93.191.152.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.99.220.8 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| \\\"MS=ms14595710\\\" |
| v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:_spf.resennet.dk -all |
| Policy | Record (martello.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:_spf.resennet.dk -all |
| Policy | Record (_dmarc.martello.dk) |
|---|---|
| p=quarantine | v=DMARC1;p=quarantine;rua=mailto:status@userit.dk;ruf=mailto:status@userit.dk; |
| www | 94.231.103.42 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-martello-dk._domainkey.martellodk.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-martello-dk._domainkey.martellodk.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: 4/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026052805 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2015-03-02 |
| Expires | 2027-03-31 (163d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 15:06:12 | 815ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-04 02:45:17 | 1988ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-03 02:44:36 | 987ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 05:32:36 | 684ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-17 18:57:22 | 2993ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-15 13:36:05 | 1474ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 22:40:11 | 721ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 13:15:48 shown | 922ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 00:10:16 | 1971ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 12:02:04 | 1572ms | 3 NS 1 A 3 MX | 🔓 Insecure |