gymnasiet.dk

📜 Historical scan 2026-09-24 18:10:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gymnasiet.dk is a .dk domain served by 3 nameservers (mimer.deic.dk, ns-soa.darenet.dk, orion.i2.dk). It was registered on 21 July 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.109.6 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by gymnasiet-dk.mail.protection.outlook.com. 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#

3 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
mimer.deic.dk	2001:87f:ff27:65::66 95.128.27.66	mimer.deic.dk mimer.deic.dk	AS198455 Danmarks Tekniske Universitet AS198455 Danmarks Tekniske Universitet
ns-soa.darenet.dk	130.226.179.50 2001:878:0:e000:82:e2:b3:32	ns-soa.darenet.dk ns-soa.darenet.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
orion.i2.dk	78.153.182.90	orion.i2.dk	AS31027 GlobalConnect A/S

🌍 A Records#

1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.109.6	86400s	nt3.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	gymnasiet-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09::20 2a01:111:f403:ca09::24 2a01:111:f403:ca38::a 52.101.181.153 52.101.185.114 52.101.68.10 52.101.68.15	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 103ms

TXT Record
SOA=1786647560
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (gymnasiet.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.gymnasiet.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; rua=mailto:teamsadmin@sg.dk; ruf=mailto:teamsadmin@sg.dk

📬 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 2026-10-25 02:01:18

www	94.231.109.6 (AS48854) (address records, no CNAME)
www vs bare domain	Same network gymnasiet.dk: 94.231.109.6 (AS48854) www.gymnasiet.dk: 94.231.109.6 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-gymnasiet-dk._domainkey.silkeborggymnasium537.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-gymnasiet-dk._domainkey.silkeborggymnasium537.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

114ms

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

🏷️ SOA#

0ms

Field	Value
Serial	1790229928
Primary NS (MNAME)	mimer.deic.dk
Responsible (RNAME)	dns@support.i2.dk
Refresh	16384s
Retry	2048s
Expire	2097152s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-20 04:58:52

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-07-21
Expires	2027-09-30 (339d)

🔗 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
faglige-overgange.dk	Punktum dk A/S (direct)
klima-paa-tvaers.dk	Punktum dk A/S (direct)
klima-på-tværs.dk	Punktum dk A/S (direct)
litteraturenikroppen.dk	Punktum dk A/S (direct)
masterclass-fysik-kemi.dk	Punktum dk A/S (direct)
mat-silkeborg.dk	Punktum dk A/S (direct)
matbid.dk	Punktum dk A/S (direct)
matematikbroen.dk	Punktum dk A/S (direct)
sg.dk	Punktum dk A/S (direct)
silkeborg-gym.dk	Punktum dk A/S (direct)
silkeborggymnasium.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

34ms

36ms

AAAA

32ms

TXT

103ms

CAA

39ms

HTTPS

41ms

TLSA

355ms

SOA

0ms

MTA-STS

45ms

DNSSEC

114ms

SRV

42ms

Total

2046ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-25 02:01:18	707ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-23 19:22:36	1050ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-21 22:20:53	687ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-20 04:23:20	2349ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-19 03:20:21	1640ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-18 03:11:25	1948ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-17 02:37:11	1012ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-16 02:22:01	1378ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-14 23:13:46	1840ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-13 22:19:49	1661ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-12 16:14:52	1155ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-11 15:44:52	2319ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-10 14:25:46	1617ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 23:21:15	2474ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-07 23:16:56	2497ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-06 23:13:41	1057ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-05 20:36:48	2516ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-04 20:26:03	1179ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 20:23:29	971ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 20:22:45	3305ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 20:08:23	1862ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 19:48:18	2630ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 19:33:50	2018ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-28 19:24:44	2716ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 19:04:53	2076ms	3 NS 1 A 1 MX	🔒 Secure