frederikkekjærgaard.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 14 November 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.156.42 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.simply.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 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 |
|---|---|---|---|---|---|---|---|
| 93.191.156.42 | 3600s | linux188.unoeuro.com | AS48854 | team.blue Denmark A/S | 93.191.152.0/21 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.simply.com | 94.231.103.108 94.231.106.20 |
mx.simply.com mx.simply.com |
AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 93.191.156.42 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| facebook-domain-verification=5ke60obbk6ihdnr3llb7ysn23hilll Note: Some domain registrars require the @ symbol in the host field |
| v=spf1 include:spf.simply.com include:_spf.simplero.com -all |
| Policy | Record (frederikkekjærgaard.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com include:_spf.simplero.com -all |
| Policy | Record (_dmarc.frederikkekjærgaard.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | 93.191.156.42 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 |
DNS lookups: 5/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 4B949F05A63FED95FC94B3A83DD70167… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100300 |
| 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 | 2025-11-14 |
| Expires | 2026-11-13 (22d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 00:05:47 shown | 483ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 09:12:35 | 426ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 22:32:31 | 341ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 22:24:54 | 609ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 18:40:23 | 1046ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 04:09:09 | 698ms | 3 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-17 10:35:21 | 587ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:25:16 | 670ms | 3 NS 1 A 1 MX | 🔒 Secure |