tdb-group.dk

📜 Historical scan 2026-10-02 16:15:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tdb-group.dk is a .dk domain served by 2 nameservers (abdullah.ns.cloudflare.com, virginia.ns.cloudflare.com). It was registered on 9 September 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.66.110 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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.

🖥️ Nameservers#

2 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
abdullah.ns.cloudflare.com	108.162.195.203 162.159.44.203 172.64.35.203 2606:4700:58::a29f:2ccb 2803:f800:50::6ca2:c3cb 2a06:98c1:50::ac40:23cb	abdullah.ns.cloudflare.com abdullah.ns.cloudflare.com abdullah.ns.cloudflare.com abdullah.ns.cloudflare.com abdullah.ns.cloudflare.com abdullah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
virginia.ns.cloudflare.com	108.162.194.37 162.159.38.37 172.64.34.37 2606:4700:50::a29f:2625 2803:f800:50::6ca2:c225 2a06:98c1:50::ac40:2225	virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.66.110	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.159.114	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	173.194.222.27 2a00:1450:4010:c06::1b 2a00:1450:4010:c06::1b	lo-in-f27.1e100.net lj-in-f27.1e100.net lj-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	100.78.159.59
🔶 Autoconfig	100.78.159.59

🔷 AAAA Records (IPv6)#

2 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:9f72	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:426e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.66.110,172.67.159.114 ech=AEX+DQBB6gAgACADfMV7rdgRiv0we9DQk6X9laCU8rP1Q8zGzBPLQJC9VQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:9f72,2606:4700:3036::6815:426e

📝 TXT Records#

2 records 249ms

TXT Record
google-site-verification=gdulOr5GTmKD3onYRdUHY23e3Kqs43g1zfaAKzhjftw
v=spf1 include:_spf.google.com -all

✉️ SPF#

Policy	Record (tdb-group.dk)
-all (hard fail)	v=spf1 include:_spf.google.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 16:00:42

www	100.78.159.59 (address records, no CNAME)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.tdb-group.dk	1uwzVTIoBcgDlbp-UPEEP5eKd2vJywm9dsT4tLonZs8
TXT	_acme-challenge.tdb-group.dk	pfk7HlNgCkPp_IUcnyi5MHoW5OE6a3EKcRxYp5JGGJY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

178ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

48ms

Field	Value
Serial	2416427635
Primary NS (MNAME)	abdullah.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 16:40:19

Field	Value
Registrar	ONE.COM A/S
Registered	2025-09-09
Expires	2027-09-08 (323d)

🔗 Same registrant#

2 domains

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).

Domain	Registrar
asgsolutions.dk	ONE.COM A/S
regnskabsapp.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

57ms

48ms

50ms

AAAA

47ms

TXT

249ms

CAA

53ms

HTTPS

56ms

TLSA

132ms

SOA

48ms

MTA-STS

70ms

DNSSEC

178ms

SRV

72ms

Total

1354ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 16:00:42	2837ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-09 13:59:56	837ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-03 16:17:41	990ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-02 16:15:15 shown	1354ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-01 16:11:47	2778ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-29 15:42:17	1748ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-27 23:19:29	927ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-20 23:14:29	1479ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-18 17:21:46	1518ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-16 07:26:50	2219ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-09 19:46:03	10237ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-05 21:37:08	1880ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-29 05:18:30	1689ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-25 03:27:42	2551ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-24 02:37:14	5512ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-21 01:55:19	1557ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-08 06:43:07	3485ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-01 10:36:11	1609ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-23 05:08:46	1585ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-14 22:17:43	1469ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-12 01:46:22	1907ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-08 23:03:46	2387ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-01 21:31:15	5392ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-26 03:30:51	2271ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-25 12:12:23	971ms	2 NS 2 A 5 MX	🔓 Insecure