sde-tv.dk DNS records

🖥️ Nameservers2 records 33ms

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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.238.248.80	3600s	—	AS198614	RockyNordic ApS	87.238.248.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
100	3600s	mxnonexistent.sde-tv.dk	87.238.248.80	—	AS198614 RockyNordic ApS

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	87.238.248.80
🔶 Autoconfig	87.238.248.80

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 155ms

TXT Record
inst=Syddansk Erhvervsskole, Munke Mose Alle
uvmid=461401
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.sde-tv.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	1418986636
Primary NS (MNAME)	ns1.esis.dk
Responsible (RNAME)	hostmaster@esis.dk
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

33ms

A

33ms

MX

28ms

AAAA

30ms

TXT

155ms

CAA

35ms

HTTPS

40ms

TLSA

143ms

SOA

0ms

MTA-STS

43ms

DNSSEC

98ms

SRV

55ms

Total

678ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:09:59	678ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 23:40:50	2247ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 18:10:48	881ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 02:28:37	741ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 03:13:59	6043ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 16:39:38	3498ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 17:04:38	1013ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 08:42:49	671ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 05:51:58	4707ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 03:35:02	2663ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 02:43:12	8990ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 12:16:06	9058ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-05 05:33:40	2924ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 04:15:53	4748ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 16:34:24	530ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 08:51:31	3561ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 02:20:35	444ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 12:56:53	1054ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 14:05:48	11101ms	0 NS 0 A 0 MX	⚠️ Bogus	View