frontend-specialisten.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 151.101.1.195 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by frontendspecialisten-dk02b.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 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 |
|---|---|---|---|---|---|---|---|
| 151.101.1.195 | 3600s | — | AS54113 | Fastly, Inc. | 151.101.0.0/16 | 🇺🇸 United States | — |
| 151.101.65.195 | 3600s | — | AS54113 | Fastly, Inc. | 151.101.0.0/16 | 🇺🇸 United States | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| TXT Record |
|---|
| google-site-verification=6U7wQRPuidzQ1uLQY9MhWTFJV7C-pKD2Jod9Z5fujGQ |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (frontend-specialisten.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.frontend-specialisten.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:heimdal@frontend-specialisten.dk; |
| www | 151.101.1.195 151.101.65.195 (AS54113) (address records, no CNAME) |
| www vs bare domain | Same network frontend-specialisten.dk: 151.101.1.195 151.101.65.195 (AS54113) www.frontend-specialisten.dk: 151.101.1.195 151.101.65.195 (AS54113) |
| Wildcard | No |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-frontendspecialisten-dk02b._domainkey.frontendspecialisten.n-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| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101200 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 22:38:49 shown | 963ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-02 09:34:11 | 1306ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-24 07:09:12 | 829ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-27 23:21:44 | 1028ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-02 00:31:42 | 931ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 09:20:30 | 1384ms | 4 NS 2 A 1 MX | 🔒 Secure |