gtz.dk

📜 Historical scan 2026-06-18 12:31:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gtz.dk is a .dk domain served by 2 nameservers (amir.ns.cloudflare.com, carla.ns.cloudflare.com). It was registered on 26 May 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 139.177.180.131 is hosted by Akamai Connected Cloud (AS63949) in Germany. 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.

🖥️ Nameservers#

2 records 130ms

Nameserver	IP addresses	PTR	ASN / ISP
amir.ns.cloudflare.com	108.162.193.62 172.64.33.62 173.245.59.62 2606:4700:58::adf5:3b3e 2803:f800:50::6ca2:c13e 2a06:98c1:50::ac40:213e	amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
carla.ns.cloudflare.com	108.162.194.86 162.159.38.86 172.64.34.86 2606:4700:50::a29f:2656 2803:f800:50::6ca2:c256 2a06:98c1:50::ac40:2256	carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 131ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
139.177.180.131	300s	139-177-180-131.ip.linodeusercontent.com	AS63949	Akamai Connected Cloud	139.177.176.0/20	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	139.177.180.131
🔶 Autoconfig	139.177.180.131

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 559ms

TXT Record
OSSRH-96511
v=spf1 -all

✉️ SPF#

Policy	Record (gtz.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.gtz.dk)
p=reject	v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

10 records 144ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-21 07:42:11

www	139.177.180.131 (AS63949) (address records, no CNAME)
www vs bare domain	Same network gtz.dk: 139.177.180.131 (AS63949) www.gtz.dk: 139.177.180.131 (AS63949)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

240ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

121ms

Field	Value
Serial	2406652457
Primary NS (MNAME)	amir.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 20:15:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-05-26
Expires	2027-05-31 (221d)

📋 WHOIS#

⏱️ Lookup Timing#

130ms

131ms

128ms

AAAA

129ms

TXT

559ms

CAA

144ms

HTTPS

127ms

TLSA

2325ms

SOA

121ms

MTA-STS

75ms

DNSSEC

240ms

SRV

380ms

Total

3377ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 07:42:11	734ms	2 NS 1 A 0 MX	🔒 Secure
2026-10-11 11:48:31	424ms	2 NS 1 A 0 MX	🔒 Secure
2026-10-10 11:12:16	493ms	2 NS 1 A 0 MX	🔒 Secure
2026-10-04 19:26:10	837ms	2 NS 1 A 0 MX	🔒 Secure
2026-10-03 19:21:35	1763ms	2 NS 1 A 0 MX	🔒 Secure
2026-10-02 19:16:09	739ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-28 18:50:50	925ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-22 12:15:07	884ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-17 12:13:32	1338ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-12 19:13:04	1154ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-05 17:57:32	1348ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-01 03:09:04	1310ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-30 14:17:21	2301ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-26 12:17:38	1495ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-15 12:11:32	2421ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-11 17:01:51	1155ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-10 16:19:38	2976ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-05 06:36:44	989ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-01 23:11:52	898ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-23 00:21:10	1101ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-21 21:47:24	9498ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-13 20:10:48	9002ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-08 16:50:14	1920ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-03 10:47:05	20646ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-30 06:40:57	871ms	2 NS 1 A 0 MX	🔒 Secure