handelsskolesyd.dk DNS records

🖥️ Nameservers2 records 25ms

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 26ms

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 24ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
100	3600s	mxnonexistent.handelsskolesyd.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	epxsonderborg.dk teambuilldingsyd.dk xn--epxsnderborg-yjb.dk xn--campussnderborg-cub.dk lup.bcsyd.dk detgroennegymnasium.dk xn--detgrnnegymnasium-40b.dk campussoenderborg.dk campussonderborg.dk businessepx.dk epxsoenderborg.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 149ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.handelsskolesyd.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)

🔐 DNSSEC91ms

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

🏷️ SOA0ms

Field	Value
Serial	2020051786
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

25ms

A

26ms

MX

24ms

AAAA

24ms

TXT

149ms

CAA

24ms

HTTPS

23ms

TLSA

49ms

SOA

0ms

MTA-STS

48ms

DNSSEC

91ms

SRV

49ms

Total

522ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 13:35:18	522ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 00:44:17	568ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 11:00:44	809ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 10:56:54	791ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 20:58:58	926ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 09:45:44	2613ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 18:55:42	762ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 07:16:39	661ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 23:12:18	3480ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 22:13:02	888ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 00:52:45	4435ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 22:14:08	688ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 19:22:26	8663ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 03:50:48	1599ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 21:53:38	3152ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 12:48:12	564ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 10:01:20	999ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:18:57	2621ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:48:44	789ms	2 NS 1 A 1 MX	🔒 Secure	View