gus2600.dk

📜 Historical scan 2026-09-23 13:49:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gus2600.dk is a .dk domain served by 2 nameservers (kip.ns.cloudflare.com, serena.ns.cloudflare.com). It was registered on 16 February 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.97.209 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by route2.mx.cloudflare.net, route3.mx.cloudflare.net 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.

🖥️ Nameservers#

2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
kip.ns.cloudflare.com	108.162.193.128 172.64.33.128 173.245.59.128 2606:4700:58::adf5:3b80 2803:f800:50::6ca2:c180 2a06:98c1:50::ac40:2180	kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
serena.ns.cloudflare.com	108.162.192.220 172.64.32.220 173.245.58.220 2606:4700:50::adf5:3adc 2803:f800:50::6ca2:c0dc 2a06:98c1:50::ac40:20dc	serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.97.209	300s	nginx1.relationhouse.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

3 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
45	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
86	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
88	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 177ms

TXT Record
MS=ms60232774
ungdomsskoler.azurewebsites.net
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (gus2600.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~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 2026-10-15 03:42:18

www CNAME	gus2600.dk (all on gus2600.dk) → 94.231.97.209 (AS48854)
www vs bare domain	Same network gus2600.dk: 94.231.97.209 (AS48854) www.gus2600.dk: 94.231.97.209 (AS48854)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 76ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…

🔐 DNSSEC#

116ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415637494
Primary NS (MNAME)	kip.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 03:58:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-02-16
Expires	2027-08-31 (318d)

🔗 Same registrant#

11 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
fritidsby.dk	Punktum dk A/S (direct)
sommersjovbrondby.dk	Punktum dk A/S (direct)
sspsyddjurs.dk	CURANET A/S
ukrt.dk	Punktum dk A/S (direct)
ungcv.dk	Punktum dk A/S (direct)
ungfaxe.dk	Punktum dk A/S (direct)
ungkommune.dk	Punktum dk A/S (direct)
ungnord.dk	Punktum dk A/S (direct)
ungodder.dk	Punktum dk A/S (direct)
unosupport.dk	Punktum dk A/S (direct)
æøåung.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

34ms

39ms

AAAA

33ms

TXT

177ms

CAA

35ms

HTTPS

42ms

TLSA

76ms

SOA

0ms

MTA-STS

68ms

DNSSEC

116ms

SRV

68ms

Total

1023ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 03:42:18	3007ms	2 NS 1 A 3 MX	🔒 Secure
2026-10-03 15:29:19	804ms	2 NS 1 A 3 MX	🔒 Secure
2026-10-02 15:29:10	660ms	2 NS 1 A 3 MX	🔒 Secure
2026-09-23 13:49:20 shown	1023ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-30 03:14:20	1228ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-06 00:10:45	2735ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-25 15:13:02	1637ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-11 04:05:13	1951ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-27 06:07:52	1063ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-22 02:57:30	834ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-21 09:47:58	1157ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 11:28:50	861ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-17 10:54:36	5051ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-17 10:52:56	1786ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-17 10:50:30	1250ms	2 NS 1 A 3 MX	🔒 Secure