frederiksberggade.dk is a .dk domain served by 4 nameservers (ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and 1 more). It was registered on 27 October 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.184.84.11 is hosted by PerfGrid (AS59795) in The Netherlands. Mail is handled by frederiksberggade-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 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 |
|---|---|---|---|---|---|---|---|
| 213.184.84.11 | 3600s | nlsh06.shared-infra.net | AS59795 | PerfGrid | 213.184.84.0/23 | 🇳🇱 The Netherlands | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a09:3a00:4011::1 | 3600s | — | AS59795 | PerfGrid | 2a09:3a00:4000:0:0:0:0:0/40 | 🇳🇱 The Netherlands | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| google-site-verification=JDYDX9HFjuDqZ5DRssUl7leB6cmh4M9tAHQuWaJaPNU |
| mscid=n9mzyI2MqS5iZ94jYfrzowh05ff0mBelyryhsEO4CmLVNUi4RQ+nsoduN9pQ+/u/TrepDSgLl5rot9sc5q/K1A== |
| v=spf1 include:spf.protection.outlook.com include:spf-record.net -all |
| Policy | Record (frederiksberggade.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf-record.net -all |
| www | 213.184.84.11 2a09:3a00:4011::1 (AS59795) (address records, no CNAME) |
| www vs bare domain | Same network frederiksberggade.dk: 213.184.84.11 2a09:3a00:4011::1 (AS59795) www.frederiksberggade.dk: 213.184.84.11 2a09:3a00:4011::1 (AS59795) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA Invalid key data — receivers can't verify signatures |
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| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.frederiksberggade.dk | 018c1b1b-e248-40f3-b8a8-58ffebf1cfed.auth.acme-challenge.dk |
| 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 | 1 |
| Primary NS (MNAME) | ns1.bdm.microsoftonline.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-10-27 |
| Expires | 2027-10-31 (372d) |
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 |
|---|---|---|---|
| 2026-10-09 12:56:39 | 1635ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 06:47:38 | 918ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 09:49:09 | 986ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 07:25:10 shown | 1181ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 00:18:09 | 1716ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 17:08:03 | 1002ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 10:15:00 | 2564ms | 4 NS 1 A 1 MX | ⚠️ Bogus |