jwoc2019.dk DNS records

🖥️ Nameservers2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
kara.ns.cloudflare.com	108.162.192.123 172.64.32.123 173.245.58.123 2606:4700:50::adf5:3a7b 2803:f800:50::6ca2:c07b 2a06:98c1:50::ac40:207b	kara.ns.cloudflare.com kara.ns.cloudflare.com kara.ns.cloudflare.com kara.ns.cloudflare.com kara.ns.cloudflare.com kara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
reese.ns.cloudflare.com	108.162.195.117 162.159.44.117 172.64.35.117 2606:4700:58::a29f:2c75 2803:f800:50::6ca2:c375 2a06:98c1:50::ac40:2375	reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com reese.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.9.68	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.189.42	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	smtp.pf-c.dk	—	—	—

🔷 AAAA Records (IPv6)2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:944	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:bd2a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 28ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.9.68,172.67.189.42 ech=AEX+DQBBsQAgACCgLhcIuy3fqEuNGgfUAMEy4nXJGfFjRnmDovkpP+QkBwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:944,2606:4700:3033::ac43:bd2a

📝 TXT Records1 records 149ms

TXT Record
v=spf1 a mx a:dufftown.pf-c.dk ~all

✉️ SPF

Policy	Record (jwoc2019.dk)
~all (soft fail)	v=spf1 a mx a:dufftown.pf-c.dk ~all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC103ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2412233683
Primary NS (MNAME)	kara.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

32ms

A

27ms

MX

28ms

AAAA

36ms

TXT

149ms

CAA

40ms

HTTPS

28ms

TLSA

99ms

SOA

0ms

MTA-STS

55ms

DNSSEC

103ms

SRV

54ms

Total

639ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 10:56:59	639ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-16 00:32:38	1007ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-07-03 09:10:13	759ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 15:25:36	725ms	2 NS 2 A 1 MX	🔓 Insecure	View