collegesyd.dk DNS records

🖥️ Nameservers2 records 70ms

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 85ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.19.134.87	3600s	businessepx.dk campussoenderborg.dk campussonderborg.dk detgroennegymnasium.dk epxsoenderborg.dk epxsonderborg.dk lup.bcsyd.dk teambuilldingsyd.dk xn--campussnderborg-cub.dk xn--detgrnnegymnasium-40b.dk xn--epxsnderborg-yjb.dk	AS199374	Syddansk Erhvervsskole Odense-Vejle	185.19.132.0/22	🇩🇰 Denmark	Odense

📧 MX Records1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
100	3600s	mxnonexistent.collegesyd.dk	185.19.134.87 185.19.134.87 185.19.134.87 185.19.134.87 185.19.134.87 185.19.134.87 185.19.134.87 185.19.134.87 185.19.134.87 185.19.134.87 185.19.134.87	campussoenderborg.dk campussonderborg.dk businessepx.dk xn--detgrnnegymnasium-40b.dk detgroennegymnasium.dk epxsoenderborg.dk epxsonderborg.dk teambuilldingsyd.dk xn--epxsnderborg-yjb.dk xn--campussnderborg-cub.dk lup.bcsyd.dk	AS199374 Syddansk Erhvervsskole Odense-Vejle AS199374 Syddansk Erhvervsskole Odense-Vejle AS199374 Syddansk Erhvervsskole Odense-Vejle AS199374 Syddansk Erhvervsskole Odense-Vejle AS199374 Syddansk Erhvervsskole Odense-Vejle AS199374 Syddansk Erhvervsskole Odense-Vejle AS199374 Syddansk Erhvervsskole Odense-Vejle AS199374 Syddansk Erhvervsskole Odense-Vejle AS199374 Syddansk Erhvervsskole Odense-Vejle AS199374 Syddansk Erhvervsskole Odense-Vejle AS199374 Syddansk Erhvervsskole Odense-Vejle

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	185.19.134.87
🔶 Autoconfig	185.19.134.87

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 303ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (collegesyd.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.collegesyd.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r

📬 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)

🔐 DNSSEC190ms

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

🏷️ SOA0ms

Field	Value
Serial	2020051792
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

70ms

A

85ms

MX

69ms

AAAA

75ms

TXT

303ms

CAA

67ms

HTTPS

73ms

TLSA

94ms

SOA

0ms

MTA-STS

111ms

DNSSEC

190ms

SRV

146ms

Total

1009ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 18:15:59	1009ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 08:05:42	762ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 15:32:34	513ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 02:48:52	16734ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 23:51:03	2021ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 13:56:43	1266ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 09:11:43	1930ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 00:40:40	3214ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 23:29:03	829ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 12:41:40	8676ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 11:41:38	3581ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 05:41:15	738ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 09:32:55	1087ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 12:19:00	1389ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 00:16:23	1197ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 21:22:21	9527ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 20:18:58	9534ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 19:15:05	3581ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 20:30:36	14367ms	0 NS 0 A 0 MX	⚠️ Bogus	View
2026-06-16 21:45:28	895ms	2 NS 1 A 1 MX	🔒 Secure	View