hogym.dk DNS records

🖥️ Nameservers3 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.efif.dk	195.254.168.23	ns.efif.dk	AS51073 Aarhus Business College
ns2.efif.dk	195.254.168.12	ns2.efif.dk	AS51073 Aarhus Business College
ns3.efif.dk	20.23.170.35	—	AS8075 Microsoft Corporation

🌍 A Records1 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.166.22.221	3600s	—	AS14061	DigitalOcean, LLC	188.166.0.0/16	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	hogym-dk.mail.protection.outlook.com	2a01:111:f403:ca09::24 2a01:111:f403:ca09::28 2a01:111:f403:ca09::4 2a01:111:f403:ca48::a 52.101.103.143 52.101.68.12 52.101.73.30 52.101.73.6	mail-am6pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 68ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	1	100	5061	sipfed.online.lync.com.hogym.dk

📝 TXT Records7 records 152ms

TXT Record
5kbcqupa6h551lp7qtrcs2okuc
Holstebro Gymnasium og HF
inst=Holstebro Gymnasium og HF
p4vcm8pavuijhs4e8lujlkmb96
rqfa8ocbfjs89v1sg7vajnk56a
uvmid=661015
v=spf1 include:spf.comendosystems.com include:spf.protection.outlook.com include:mail.ithozting.dk ip4:40.68.78.215 -all

✉️ SPF

Policy	Record (hogym.dk)
-all (hard fail)	v=spf1 include:spf.comendosystems.com include:spf.protection.outlook.com include:mail.ithozting.dk ip4:40.68.78.215 -all

📨 DMARC

Policy	Record (_dmarc.hogym.dk)
p=reject	v=DMARC1; p=reject; pct=100; ruf=mailto:analyze@efif.dk; rua=mailto:64e88d13a948b@dmarc.centerasecurity.com

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC94ms

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

🏷️ SOA0ms

Field	Value
Serial	2023062124
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

27ms

MX

28ms

AAAA

33ms

TXT

152ms

CAA

27ms

HTTPS

27ms

TLSA

327ms

SOA

0ms

MTA-STS

35ms

DNSSEC

94ms

SRV

68ms

Total

1709ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 12:07:50	1709ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 03:04:05	1133ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 02:34:44	956ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 17:01:19	1198ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 03:36:34	9799ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 02:48:01	6994ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 22:25:12	6162ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 21:16:19	8778ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 20:44:25	3277ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 19:07:01	4436ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 07:18:09	4667ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 01:32:51	4752ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 04:19:41	12595ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 01:00:56	2642ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 20:01:27	6679ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 06:46:43	2640ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 10:58:55	3605ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-01 05:15:29	10643ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 18:42:18	3761ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 17:51:30	2743ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 16:22:27	18163ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 15:52:45	4667ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-17 05:37:29	10747ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 05:10:28	1597ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 23:12:48	1420ms	3 NS 1 A 1 MX	🔒 Secure	View