kcsyd.dk DNS records

🖥️ Nameservers2 records 31ms

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 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
100	3600s	mxnonexistent.kcsyd.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	detgroennegymnasium.dk epxsoenderborg.dk epxsonderborg.dk teambuilldingsyd.dk xn--epxsnderborg-yjb.dk xn--campussnderborg-cub.dk lup.bcsyd.dk campussoenderborg.dk campussonderborg.dk businessepx.dk xn--detgrnnegymnasium-40b.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 142ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.kcsyd.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)

🔐 DNSSEC98ms

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

🏷️ SOA0ms

Field	Value
Serial	2020051794
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

31ms

A

29ms

MX

34ms

AAAA

23ms

TXT

142ms

CAA

22ms

HTTPS

32ms

TLSA

73ms

SOA

0ms

MTA-STS

49ms

DNSSEC

98ms

SRV

47ms

Total

543ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 14:11:09	543ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 05:36:48	839ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 11:07:04	556ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 10:09:24	1794ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 01:39:35	691ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 20:35:34	3368ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 15:47:35	5201ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 11:47:42	3025ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 03:24:53	730ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 02:17:47	16732ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 22:54:06	714ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 21:58:35	917ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 06:59:45	9525ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 07:38:01	721ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 14:09:08	1855ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 22:50:05	466ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 14:38:54	524ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 23:17:18	2531ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 17:19:29	1177ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 13:32:16	1102ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 20:58:55	4813ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:46:19	8723ms	2 NS 1 A 1 MX	🔒 Secure	View