abtennis.dk DNS records

🖥️ Nameservers2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
dana.ns.cloudflare.com	108.162.192.105 172.64.32.105 173.245.58.105 2606:4700:50::adf5:3a69 2803:f800:50::6ca2:c069 2a06:98c1:50::ac40:2069	dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
john.ns.cloudflare.com	108.162.193.185 172.64.33.185 173.245.59.185 2606:4700:58::adf5:3bb9 2803:f800:50::6ca2:c1b9 2a06:98c1:50::ac40:21b9	john.ns.cloudflare.com john.ns.cloudflare.com john.ns.cloudflare.com john.ns.cloudflare.com john.ns.cloudflare.com john.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.236	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.174.112	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx10.mcb.dk	178.23.177.69 2a00:1cf0:0:9::69	mail.mcb.dk mail.mcb.dk	AS47527 DLX A/S AS47527 DLX A/S
20	300s	mx20.mcb.dk	195.182.36.36 2a00:1cf0:0:4::4	mx20.lynero.net mx20.lynero.net	AS47527 DLX A/S AS47527 DLX A/S
30	300s	mx30.mcb.dk	185.208.212.120 2a00:1b19:2:1::120	mx30.lynero.net mx30.lynero.net	AS47527 DLX A/S AS47527 DLX A/S

🔷 AAAA Records (IPv6)2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:ae70	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:37ec	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 24ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.55.236,172.67.174.112 ech=AEX+DQBBrQAgACCyYUtu+hjEKpfaUBb9so9Jt4Ua7vJpLWUs6ahSnP5/WwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:ae70,2606:4700:3037::6815:37ec

📝 TXT Records1 records 153ms

TXT Record
v=spf1 include:spf.mcb.dk -all

✉️ SPF

Policy	Record (abtennis.dk)
-all (hard fail)	v=spf1 include:spf.mcb.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.abtennis.dk	YwbtS6PYkZ5HK5JOJ2yhxW9EKN0-4iBjKsfn_i_gYHQ
TXT	_acme-challenge.abtennis.dk	uQLTKAwSxtGnYvtDyVfENtWpbcuvRoawH9ypUgUjQFM

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC104ms

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	2413500497
Primary NS (MNAME)	dana.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

30ms

MX

37ms

AAAA

45ms

TXT

153ms

CAA

35ms

HTTPS

24ms

TLSA

66ms

SOA

0ms

MTA-STS

58ms

DNSSEC

104ms

SRV

51ms

Total

794ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 21:26:04	794ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-26 11:46:09	1824ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-30 01:02:41	1314ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-26 01:58:03	1388ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-24 09:40:21	1001ms	2 NS 2 A 3 MX	❓ Unknown	View
2026-06-20 01:06:50	567ms	2 NS 2 A 3 MX	⚠️ Bogus	View
2026-06-16 13:17:34	673ms	2 NS 2 A 3 MX	🔓 Insecure	View