bulletproof.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 15 January 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 40.69.43.225 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by bulletproof-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 40.69.43.225 | 3600s | — | AS8075 | Microsoft Corporation | 40.68.0.0/14 | 🇮🇪 Ireland | Dublin |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| TXT Record |
|---|
| MS=ms56945374 |
| Sendinblue-code:6ec3bb902a3aa3142767b8cf7edfcfb9 |
| v=spf1 include:spf.protection.outlook.com include:carmamail.com include:spf.sendinblue.com ip4:172.246.7.80 ip4:45.158.208.160 -all |
| Policy | Record (bulletproof.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:carmamail.com include:spf.sendinblue.com ip4:172.246.7.80 ip4:45.158.208.160 -all |
| Policy | Record (_dmarc.bulletproof.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | Exists, no address |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~1024 bit below 2048 bit | |
| selector1 | selector1-bulletproof-dk._domainkey.intermailglobal.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: 3/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2023033021 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2007-01-15 |
| Expires | 2027-01-31 (102d) |
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 |
|---|---|---|---|
| 2026-10-19 06:42:20 | 4336ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-18 06:34:12 | 2099ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 06:29:18 | 1793ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 06:16:49 | 1047ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-15 06:55:27 | 2117ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 11:02:43 | 1335ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 00:08:20 | 1297ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-24 15:21:18 shown | 3544ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-22 08:15:32 | 10148ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 19:40:29 | 2342ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-06 05:06:21 | 1567ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-19 02:58:11 | 2401ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-18 00:13:04 | 1363ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-01 10:54:56 | 1454ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 11:11:34 | 1582ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 07:26:14 | 4596ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 21:45:43 | 941ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 00:50:33 | 947ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 17:51:05 | 545ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 17:41:09 | 750ms | 4 NS 1 A 1 MX | 🔒 Secure |