sg.dk

📜 Historical scan 2026-10-18 06:01:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sg.dk is a .dk domain served by 3 nameservers (mimer.deic.dk, ns-soa.darenet.dk, orion.i2.dk). It was registered on 30 June 1997 (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 sg-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 105ms

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 141ms

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 118ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	sg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::28 2a01:111:f403:ca21::e 2a01:111:f403:ca48::c 52.101.103.143 52.101.68.39 52.101.68.8 52.101.91.21	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du0pr03cu00100.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#

2 records 261ms

TXT Record
apple-domain-verification=x8edbwKr7p1WlYUd
v=spf1 ip4:152.115.60.98 ip4:152.115.60.101 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (sg.dk)
-all (hard fail)	v=spf1 ip4:152.115.60.98 ip4:152.115.60.101 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.sg.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 2026-10-19 07:02:34

www	94.231.109.6 (AS48854) (address records, no CNAME)
www vs bare domain	Same network sg.dk: 94.231.109.6 (AS48854) www.sg.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-sg-dk._domainkey.silkeborggymnasium537.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-sg-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#

184ms

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

🏷️ SOA#

99ms

Field	Value
Serial	1792285856
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 2026-10-15 04:57:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-06-30
Expires	2027-06-30 (254d)

🔗 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)
silkeborg-gym.dk	Punktum dk A/S (direct)
silkeborggymnasium.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

105ms

141ms

118ms

AAAA

133ms

TXT

261ms

CAA

147ms

HTTPS

132ms

TLSA

330ms

SOA

99ms

MTA-STS

142ms

DNSSEC

184ms

SRV

770ms

Total

1823ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 07:02:34	2576ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-18 06:01:28 shown	1823ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-17 05:33:08	1048ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-16 05:30:56	1351ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-15 04:44:38	1149ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-14 04:33:33	1041ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-13 04:28:41	2514ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-12 02:15:10	1390ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-11 01:03:29	1625ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-09 22:47:13	938ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 12:28:43	2794ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-07 12:16:19	762ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-06 04:38:03	3565ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-05 04:32:20	849ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-04 04:22:00	2871ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 04:20:06	1159ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 04:18:41	2062ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 04:11:22	1490ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 07:06:25	3642ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 06:58:05	2172ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-28 06:42:22	3066ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 06:24:48	1751ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-26 05:54:59	2504ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-25 05:31:19	3321ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 04:50:44	966ms	3 NS 1 A 1 MX	🔒 Secure