astrabogfoering.dk is a .dk domain served by 2 nameservers (charles.ns.cloudflare.com, dawn.ns.cloudflare.com). It was registered on 2 March 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.90.200 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by astrabogfoering-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.90.200 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.161.19 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:5ac8 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:a113 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.90.200,172.67.161.19 ech=AEX+DQBBMAAgACABzaKDD33cg8+QszUVx0qktoB0SUiklHKEKWDDwh9LNwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:5ac8,2606:4700:3035::ac43:a113 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (astrabogfoering.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.astrabogfoering.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:03eb9fd1132b4c8f92e8f3bd026927db@dmarc-reports.cloudflare.net |
| www | 104.21.90.200 172.67.161.19 2606:4700:3030::6815:5ac8 2606:4700:3035::ac43:a113 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network astrabogfoering.dk: 104.21.90.200 172.67.161.19 2606:4700:3030::6815:5ac8 2606:4700:3035::ac43:a113 (AS13335) www.astrabogfoering.dk: 104.21.90.200 172.67.161.19 2606:4700:3030::6815:5ac8 2606:4700:3035::ac43:a113 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-astrabogfoering-dk._domainkey.astrabogfoering.p-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-astrabogfoering-dk._domainkey.astrabogfoering.p-v1.dkim.mail.microsoft | 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: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.astrabogfoering.dk | astrabogfoering.dk.acme.service.one.com |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2416282763 |
| Primary NS (MNAME) | charles.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2023-03-02 |
| Expires | 2027-03-01 (129d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 19:49:56 | 1003ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-03 18:39:34 | 1688ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-02 18:37:40 | 1734ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-01 18:32:59 shown | 2700ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-30 18:16:56 | 677ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-29 18:16:15 | 998ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-19 19:08:20 | 1809ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-14 19:39:40 | 2910ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-07 16:33:45 | 1496ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-03 15:32:05 | 1344ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-16 10:48:57 | 4115ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-07 14:27:15 | 5469ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-03 11:48:29 | 10764ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-23 04:06:22 | 2347ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-29 16:00:33 | 1760ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 13:47:06 | 2379ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 13:46:24 | 854ms | 2 NS 2 A 1 MX | 🔓 Insecure |