roskildegymnasium.dk

📜 Historical scan 2026-07-09 19:07:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

roskildegymnasium.dk is a .dk domain served by 2 nameservers (ns07.sac-it.dk, ns08.sac-it.dk). It was registered on 22 August 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.233.19.192 is hosted by Norlys Digital A/S (AS3308) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 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 132ms

Nameserver	IP addresses	PTR	ASN / ISP
ns07.sac-it.dk	85.235.243.63	ns07.sac-it.dk	AS3308 Norlys Telco A/S
ns08.sac-it.dk	128.76.60.63	ns08.sac-it.dk	AS3292 TDC Holding A/S

🌍 A Records#

1 records 125ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
89.233.19.192	3600s	192.0-254.19.233.89.in-addr.arpa	AS3308	Norlys Digital A/S	89.233.0.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records#

5 records 124ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1a 64.233.162.26	li-in-x1a.1e100.net li-in-f26.1e100.net li-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.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	43200s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	alt4.aspmx.l.google.com	192.178.230.26 2404:6800:400b:c01b::1a	yunrtab-in-f26.1e100.net yunrtab-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	www.roskilde-gymnasium.dk → 198.202.211.1
🔶 Autoconfig	www.roskilde-gymnasium.dk → 198.202.211.1

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 286ms

TXT Record
google-site-verification=61j6d7IELXDcnKcpFrsO-Yf67W8smAJDbknAcOF2d9c
MS=AACE08A38B4A1F06FB4C115B022819B8720B77D3
MS=ms23214218

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-23 14:41:39

www	89.233.19.192 (AS3308) (address records, no CNAME)
www vs bare domain	Same network roskildegymnasium.dk: 89.233.19.192 (AS3308) www.roskildegymnasium.dk: 89.233.19.192 (AS3308)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.roskildegymnasium.dk	www.roskilde-gymnasium.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

262ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026070901
Primary NS (MNAME)	ns07.sac-it.dk
Responsible (RNAME)	hostmaster@roskildegymnasium.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-15 23:32:55

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-08-22
Expires	2027-08-31 (308d)

🔗 Same registrant#

16 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
amtet.dk	SAC-IT A/S
censorbank.dk	SAC-IT A/S
gfadm.dk	SAC-IT A/S
gymadm.dk	SAC-IT A/S
gymbetaling.dk	SAC-IT A/S
gymf.dk	SAC-IT A/S
gymnasiefaellesskabet.dk	SAC-IT A/S
gymund.dk	SAC-IT A/S
hr-databasen.dk	SAC-IT A/S
r-gym.dk	SAC-IT A/S
rgafterschool.dk	SAC-IT A/S
ros-gym.dk	SAC-IT A/S
roskilde-gym.dk	Punktum dk A/S (direct)
roskilde-gymnasium.dk	SAC-IT A/S
roskildeafterschool.dk	SAC-IT A/S
roskildeamt-gym.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

132ms

125ms

124ms

AAAA

123ms

TXT

286ms

CAA

104ms

HTTPS

119ms

TLSA

116ms

SOA

0ms

MTA-STS

142ms

DNSSEC

262ms

SRV

8139ms

Total

9910ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 14:41:39	698ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-22 08:01:47	675ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-15 23:23:08	1837ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-08 07:06:45	1814ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-02 00:49:30	578ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-24 23:26:04	2523ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-20 11:50:59	1264ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-11 13:02:49	1172ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-07 20:09:19	1276ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-27 20:30:35	870ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-20 04:54:19	3886ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-13 18:57:59	1396ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-07 06:04:36	18146ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-04 21:54:37	1519ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-24 01:56:47	2094ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-17 06:58:31	1431ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-09 19:07:42 shown	9910ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-03 14:52:12	915ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-30 16:19:04	948ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-28 16:08:19	2315ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-25 22:56:44	900ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-24 17:51:54	846ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-21 21:31:45	1996ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-17 23:30:12	1325ms	2 NS 1 A 5 MX	🔒 Secure