frederiksbergboligfond.dk is a .dk domain served by 2 nameservers (ganz.ns.cloudflare.com, irena.ns.cloudflare.com). It was registered on 18 March 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.27.46 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by frederiksbergboligfond-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.27.46 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.168.232 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:1b2e | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:a8e8 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.27.46,172.67.168.232 ech=AEX+DQBBGgAgACASIowZK5Rc4QhLUSesD31FT9c/OW5yJYq5lVa+Mk6FewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:1b2e,2606:4700:3036::ac43:a8e8 |
| TXT Record |
|---|
| MS= |
| MS=ms51984955 |
| v=spf1 include:spf.protection.outlook.com ~all |
| Policy | Record (frederiksbergboligfond.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.protection.outlook.com ~all |
| www | 104.21.27.46 172.67.168.232 2606:4700:3032::6815:1b2e 2606:4700:3036::ac43:a8e8 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network frederiksbergboligfond.dk: 104.21.27.46 172.67.168.232 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.frederiksbergboligfond.dk: 104.21.27.46 172.67.168.232 2606:4700:3032::6815:1b2e 2606:4700:3036::ac43:a8e8 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY |
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 | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2416406766 |
| Primary NS (MNAME) | ganz.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2024-03-18 |
| Expires | 2027-03-17 (150d) |
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 |
|---|---|---|---|
| 2026-10-02 12:42:54 shown | 737ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-01 12:39:49 | 916ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-16 12:40:35 | 1462ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-08 00:37:14 | 1968ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-06 11:57:50 | 1532ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-14 14:06:01 | 1684ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-06 21:15:44 | 2500ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-22 02:38:08 | 1978ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-08 17:30:10 | 9619ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-02 04:18:13 | 2164ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 21:21:43 | 523ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-21 18:57:20 | 930ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 09:19:12 | 1011ms | 2 NS 2 A 0 MX | 🔓 Insecure |