silkeborg-gym.dk

Records from scan: 2026-10-17 15:59:36 · 932ms total · last checked 2026-10-18 16:55 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

silkeborg-gym.dk is a .dk domain served by 3 nameservers (mimer.deic.dk, ns-soa.darenet.dk, orion.i2.dk). It was registered on 7 November 1996 (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 silkeborggym-dk02c.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 39ms

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 33ms

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 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	silkeborggym-dk02c.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca21::a 2a01:111:f403:ca38::8 2a01:111:f403:ca48::a 52.101.103.36 52.101.91.159 52.101.91.162 52.101.91.21	mail-db4pr02cu00204.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-matpr04cu00207.inbound.protection.outlook.com mail-matpr04cu00302.inbound.protection.outlook.com mail-matpr05cu00105.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 140ms

TXT Record
inst=Silkeborg Amtsgymnasium
MS=ms35258811
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.silkeborg-gym.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#

checked 2026-10-17 15:59:36

www	94.231.109.6 (AS48854) (address records, no CNAME)
www vs bare domain	Same network silkeborg-gym.dk: 94.231.109.6 (AS48854) www.silkeborg-gym.dk: 94.231.109.6 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-silkeborggym-dk02c._domainkey.silkeborggymnasium537.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-silkeborggym-dk02c._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#

60ms

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

🏷️ SOA#

48ms

Field	Value
Serial	1792170048
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 2026-10-13 14:18:39

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1996-11-07
Expires	2026-12-31 (73d)

🔗 Same registrant#

10 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)
gymnasiet.dk	Punktum dk A/S (direct)
klima-paa-tvaers.dk	Punktum dk A/S (direct)
klima-på-tværs.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)
silkeborggymnasium.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

33ms

40ms

AAAA

42ms

TXT

140ms

CAA

41ms

HTTPS

39ms

TLSA

527ms

SOA

48ms

MTA-STS

46ms

DNSSEC

60ms

SRV

45ms

Total

932ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 15:59:36 shown	932ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-16 15:48:06	2351ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-15 15:19:53	1729ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-14 14:07:06	1261ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-13 13:53:42	1112ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-11 12:45:16	1980ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-10 12:11:52	1087ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-09 08:11:39	1641ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 08:08:17	1402ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-07 08:06:14	3272ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-04 16:42:52	2487ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 16:36:46	958ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 16:35:16	1337ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 16:31:55	2463ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 15:49:57	2033ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-28 15:34:23	1386ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 15:24:42	1243ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-26 15:16:30	2085ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-25 15:00:05	5698ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-23 14:26:28	2120ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-22 07:58:06	711ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-21 19:02:54	1805ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-14 17:50:23	2528ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-09 17:58:21	2135ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-06 09:09:32	1107ms	3 NS 1 A 1 MX	🔒 Secure