ståluddannelsen.dk DNS records

🖥️ Nameservers2 records 32ms

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 34ms

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 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
100	3600s	mxnonexistent.xn--stluddannelsen-mib.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 155ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.ståluddannelsen.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)

🔐 DNSSEC102ms

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

🏷️ SOA0ms

Field	Value
Serial	2020051784
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

32ms

A

34ms

MX

27ms

AAAA

30ms

TXT

155ms

CAA

31ms

HTTPS

29ms

TLSA

51ms

SOA

0ms

MTA-STS

49ms

DNSSEC

102ms

SRV

50ms

Total

584ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 09:49:33	584ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 23:28:42	589ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 03:11:04	5301ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 03:08:31	3260ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 22:57:12	678ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 17:23:52	711ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 14:57:32	2954ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 12:26:14	759ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 15:23:23	663ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 08:16:14	8633ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 05:58:14	1071ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 04:34:38	1094ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 23:04:05	4195ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 02:50:51	830ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 04:33:11	2553ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 01:47:25	1369ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 14:21:00	674ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 19:17:08	538ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 18:26:17	569ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 00:13:46	613ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-23 19:36:24	12376ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-21 03:53:06	575ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 09:47:56	12484ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:34:01	5442ms	0 NS 0 A 0 MX	🔒 Secure	View