ctav.dk DNS records

🖥️ Nameservers3 records 69ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S
ns1.jkkn.dk	2a05:f6c7:3713::3 80.210.78.144	gw.netsense.dk gw.netsense.dk	AS203953 Hiper A/S AS203953 Hiper A/S

🌍 A Records1 records 72ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.210.78.144	43200s	gw.netsense.dk	AS203953	Hiper A/S	80.210.64.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 76ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	smtp.jkkn.net	2a05:f6c7:3713::3 80.210.78.144	gw.netsense.dk gw.netsense.dk	AS203953 Hiper A/S AS203953 Hiper A/S

🔷 AAAA Records (IPv6)1 records 61ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a05:f6c7:3713::3	43200s	gw.netsense.dk	AS203953	Hiper A/S	2a05:f6c0:0:0:0:0:0:0/29	🇩🇰 Denmark	Vedbæk

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 106ms

Service	Priority	Weight	Port	Target
_imap._tcp	5	0	143	imap.jkkn.net
_imaps._tcp	0	0	993	imap.jkkn.net

📝 TXT Records1 records 210ms

TXT Record
v=spf1 mx -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.ctav.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc-reports@jkkn.net; ruf=mailto:dmarc-abuse@jkkn.net; sp=reject

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records3 records 80ms

Flags	Tag	Value
0	iodef	mailto:caa-abuse@jkkn.net
0	issue	letsencrypt.org
0	issuewild	;

🔗 TLSA / DANE2 records 1694ms

Service / Owner	Type	Cert association
SMTP _25._tcp.smtp.jkkn.net	DANE-EE · Full cert · SHA-256	CD85DCA78131FF3AE90D35C3FCF85827…
HTTPS _443._tcp.ctav.dk	DANE-EE · Full cert · SHA-256	C6B0F535100679D9DD9C61874FE31227…

🔐 DNSSEC184ms

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

🏷️ SOA0ms

Field	Value
Serial	2024084348
Primary NS (MNAME)	ns1.jkkn.dk
Responsible (RNAME)	zonecontact@jkkn.dk
Refresh	86400s
Retry	7200s
Expire	3628800s
Minimum (neg-cache TTL)	172800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

69ms

A

72ms

MX

76ms

AAAA

61ms

TXT

210ms

CAA

80ms

HTTPS

77ms

TLSA

1694ms

SOA

0ms

MTA-STS

99ms

DNSSEC

184ms

SRV

106ms

Total

3707ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 01:55:18	4539ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 18:37:33	651ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 18:29:55	1088ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 20:53:45	3707ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 03:55:05	3000ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 09:20:15	2368ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 15:07:35	1237ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 16:26:58	924ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-01 07:03:21	5810ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 09:41:42	1107ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 02:28:33	1141ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 23:55:46	1248ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 21:07:17	1505ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 05:19:46	6598ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 21:12:46	1006ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-09 19:07:42	7075ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 11:04:09	3628ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-05 00:05:47	999ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 12:30:22	9670ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 08:50:35	1158ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 19:09:58	1007ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 15:16:19	3268ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 07:43:24	888ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:06:33	769ms	3 NS 1 A 1 MX	🔒 Secure	View