rdgs.dk

📜 Historical scan 2026-08-16 00:53:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rdgs.dk is a .dk domain served by 2 nameservers (ns1.ku.dk, ns2.ku.dk). It was registered on 19 September 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.237.173 is hosted by IDDQD-AS (AS1835) in Denmark. The zone is not DNSSEC-signed, 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.ku.dk	192.38.110.174 2001:878:1070:10::174	ns1.ku.dk ns1.ku.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
ns2.ku.dk	192.38.110.190 2001:878:1070:11::190	ns2.ku.dk ns2.ku.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.226.237.173	83804s	cmslb.adm.ku.dk	AS1835	IDDQD-AS	130.226.0.0/16	🇩🇰 Denmark	Copenhagen

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 656ms

TXT Record
Det Natur- og Biovidenskabelige Fakultet

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.rdgs.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:upglztho@ag.eu.dmarcadvisor.com; ruf=mailto:upglztho@fr.eu.dmarcadvisor.com; pct=100; fo=1; ri=3600

📬 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 2026-10-16 22:46:53

www CNAME	cmsgw.adm.ku.dk (all on ku.dk) → 130.226.237.173 (AS1835)
www vs bare domain	Same network rdgs.dk: 130.226.237.173 (AS1835) www.rdgs.dk: 130.226.237.173 (AS1835)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

80ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026081301
Primary NS (MNAME)	ns1.ku.dk
Responsible (RNAME)	hostmaster@adm.ku.dk
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-07 07:22:16

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-09-19
Expires	2027-09-30 (347d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

40ms

47ms

AAAA

63ms

TXT

656ms

CAA

20ms

HTTPS

43ms

TLSA

711ms

SOA

0ms

MTA-STS

110ms

DNSSEC

80ms

SRV

753ms

Total

1834ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 22:46:53	2764ms	2 NS 1 A 0 MX	🔓 Insecure
2026-10-08 07:08:48	1064ms	2 NS 1 A 0 MX	🔓 Insecure
2026-10-07 07:06:50	5464ms	2 NS 1 A 0 MX	🔓 Insecure
2026-10-06 02:53:35	100ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-05 02:51:57	556ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-04 02:22:34	328ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-03 02:21:01	231ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-02 02:19:56	784ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-01 02:10:57	992ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-25 01:00:35	1774ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-18 18:10:57	843ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-14 15:07:35	916ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-07 21:21:16	1641ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-28 00:11:57	966ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-25 11:06:13	2186ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-20 21:13:40	1626ms	2 NS 1 A 0 MX	❓ Unknown
2026-08-16 00:53:40 shown	1834ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-09 06:16:55	1491ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-31 06:01:25	1578ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-30 05:39:04	19149ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-23 21:43:58	2558ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-16 16:11:55	9457ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-10 13:25:35	1528ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-03 10:33:18	925ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-25 16:06:36	647ms	2 NS 1 A 0 MX	🔓 Insecure