tcflyt.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 4 October 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.107.252 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 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 |
|---|---|---|---|---|---|---|---|
| 94.231.107.252 | 3600s | linux20.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 94.231.107.252 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| brevo-code:ebec7709c2d788a47b06f5405463705b |
| google-site-verification=BzV375xOSLhSS6Bw7fxmIl3nj6pXg-CaKnxZ1s0s1gk |
| v=spf1 include:_custspf.simply.com ~all |
| Policy | Record (tcflyt.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_custspf.simply.com ~all |
| Policy | Record (_dmarc.tcflyt.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | Address record (no CNAME) |
| 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: 1/10 · policy: ~all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025122902 |
| 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 | 2025-10-04 |
| Expires | 2026-10-03 (expired) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-19 07:39:31 | 116ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-18 07:35:03 | 226ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-17 06:54:53 | 228ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-16 05:55:13 | 133ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-15 03:56:35 | 98ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-14 03:49:53 | 145ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-13 03:46:19 | 243ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-12 02:06:23 | 239ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-11 01:05:08 | 498ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-09 23:58:44 | 219ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-08 22:09:42 | 512ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-07 22:00:40 | 707ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-07 07:19:36 | 335ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-06 02:55:24 | 616ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-04 02:24:39 | 348ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 02:00:14 | 414ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 15:07:11 | 1549ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 22:07:57 | 497ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 03:25:13 shown | 586ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 19:14:11 | 794ms | 3 NS 1 A 1 MX | 🔒 Secure |