byradoor.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 27 May 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.20.46.98 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mx.zoho.eu, mx2.zoho.eu and 1 more. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 176.20.46.98 | 3600s | 176-20-46-98-dynamic.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 176.20.0.0/17 | 🇩🇰 Denmark | Ballerup Municipality |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | byradoor.dk → 176.20.46.98 |
| 🔶 Autoconfig | byradoor.dk → 176.20.46.98 |
| TXT Record |
|---|
| google-site-verification=62WRYHk0Y-vEy1JPZ5C2IVU3Ynxcalitvrl_mifdaYA |
| v=spf1 include:zohomail.eu ~all |
| zoho-verification=zb41581408.zmverify.zoho.eu |
| Policy | Record (byradoor.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:zohomail.eu ~all |
| www CNAME | byradoor.dk (all on byradoor.dk) → 176.20.46.98 (AS3292) |
| 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: 2/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.byradoor.dk | byradoor.dk |
| 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 |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2020-05-27 |
| Expires | 2027-05-31 (216d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 05:44:39 | 987ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-20 21:42:15 | 927ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-13 11:09:02 shown | 2080ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-02 14:58:17 | 1504ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-29 14:44:52 | 1079ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-26 22:33:04 | 1649ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-07 02:54:21 | 968ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-26 23:48:53 | 1302ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-25 21:31:43 | 1045ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 18:25:25 | 791ms | 4 NS 1 A 3 MX | 🔒 Secure |