byggemarkedsuddannelsen.dk DNS records

🖥️ Nameservers2 records 21ms

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 29ms

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 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
100	3600s	mxnonexistent.byggemarkedsuddannelsen.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	xn--detgrnnegymnasium-40b.dk campussoenderborg.dk campussonderborg.dk businessepx.dk epxsoenderborg.dk epxsonderborg.dk teambuilldingsyd.dk xn--epxsnderborg-yjb.dk xn--campussnderborg-cub.dk lup.bcsyd.dk detgroennegymnasium.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 148ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.byggemarkedsuddannelsen.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)

🔐 DNSSEC95ms

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

21ms

A

29ms

MX

37ms

AAAA

22ms

TXT

148ms

CAA

31ms

HTTPS

23ms

TLSA

51ms

SOA

0ms

MTA-STS

40ms

DNSSEC

95ms

SRV

52ms

Total

499ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 11:34:26	499ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 20:46:58	2500ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 07:26:59	751ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 18:14:57	586ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 22:25:09	4452ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 22:17:22	2195ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 06:14:19	788ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 03:12:58	1000ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 11:34:03	864ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 02:24:26	747ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 10:59:40	723ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 08:34:06	1081ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 06:06:40	844ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 16:50:34	1183ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 03:21:50	1105ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 22:08:14	1688ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 04:33:06	1346ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 13:20:09	640ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 07:16:34	550ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 16:44:52	457ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:16:04	1127ms	2 NS 1 A 1 MX	🔒 Secure	View