otg.dk DNS records

🖥️ Nameservers2 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.esis.dk	185.19.134.2	ns1.esis.dk	AS199374 Syddansk Erhvervsskole Odense-Vejle
ns2.esis.dk	185.19.134.3	ns2.esis.dk	AS199374 Syddansk Erhvervsskole Odense-Vejle

🌍 A Records1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.19.134.149	3600s	eali.dk hovsa.eali.dk hovsa.sde-tv.dk test.eali.dk test.sde-tv.dk testdnssec.tuc-fyn.dk	AS199374	Syddansk Erhvervsskole Odense-Vejle	185.19.132.0/22	🇩🇰 Denmark	Odense

📧 MX Records1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	otg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::20 2a01:111:f403:ca09::7 2a01:111:f403:ca38::8 52.101.73.123 52.101.73.126 52.101.73.145 52.101.73.22	mail-db4pr02cu00307.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-am7pr05cu00106.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	185.19.134.44

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records3 records 43ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	100	1	443	autodiscover.sde.dk
_sip._tcp	0	0	443	sip.otg.dk
_sipfederationtls._tcp	0	0	5061	sip.otg.dk

📝 TXT Records10 records 138ms

TXT Record
adobe-idp-site-verification=42a470a786b08b1d0ebc38c4e47e68fa11a211afde2f4ee7c08d0a37e118af55
apple-domain-verification=8v7TZSFy45gMvwMW
google-site-verification=VT2l_W-HzmqBc-egMIcWKzEMJTrKJghxzjVLobsOvnc
google-site-verification=yeqbOahAfVeKD77UBFphjCxbMFzYYl-jXxeZrqfjRew
inst=Odense
inst=OdenseTekniskeSkole-OdenseC2
MS=ms93517614
MS=ms99443529
uvmid=461401
v=spf1 ip4:185.19.134.44 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (otg.dk)
-all (hard fail)	v=spf1 ip4:185.19.134.44 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.otg.dk)
p=reject	v=DMARC1;p=reject;sp=reject;rua=mailto:be7762a8bd@rua.easydmarc.eu;ruf=mailto:be7762a8bd@ruf.easydmarc.eu;fo=1

📬 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)

🔐 DNSSEC100ms

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

🏷️ SOA0ms

Field	Value
Serial	2020051954
Primary NS (MNAME)	ns1.esis.dk
Responsible (RNAME)	hostmaster
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

27ms

A

36ms

MX

27ms

AAAA

25ms

TXT

138ms

CAA

30ms

HTTPS

31ms

TLSA

368ms

SOA

0ms

MTA-STS

46ms

DNSSEC

100ms

SRV

43ms

Total

918ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 05:37:43	918ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 15:34:22	5115ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 14:07:29	1467ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 03:26:55	1041ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 21:14:09	2906ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 13:45:04	8865ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 13:02:00	4238ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 07:42:33	9220ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 07:03:13	3818ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 23:29:43	4890ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 13:33:11	9428ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 12:29:55	5200ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 21:34:19	5405ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 21:08:37	9216ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 03:50:06	4052ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 20:50:29	17148ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 20:10:16	1188ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 19:52:33	1306ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 07:45:16	1246ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 03:11:37	1259ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 16:57:35	1239ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 08:09:29	1225ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 12:19:47	9212ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 05:28:16	1928ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-09 01:38:07	1983ms	2 NS 1 A 1 MX	🔒 Secure	View