abtennis.dk

📜 Historical scan 2026-08-29 21:26:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

abtennis.dk is a .dk domain served by 2 nameservers (dana.ns.cloudflare.com, john.ns.cloudflare.com). It was registered on 10 March 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.55.236 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx10.mcb.dk, mx20.mcb.dk and 1 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 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 Records#

2 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 Records#

3 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 Records#

1 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 Records#

1 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 21:27:57

www	104.21.55.236 172.67.174.112 2606:4700:3033::ac43:ae70 2606:4700:3037::6815:37ec (AS13335) (address records, no CNAME)
www vs bare domain	Same network abtennis.dk: 104.21.55.236 172.67.174.112 2606:4700:3033::ac43:ae70 2606:4700:3037::6815:37ec (AS13335) www.abtennis.dk: 104.21.55.236 172.67.174.112 2606:4700:3033::ac43:ae70 2606:4700:3037::6815:37ec (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 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)

🔐 DNSSEC#

104ms

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

🏷️ SOA#

0ms

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#

WHOIS fetched 2026-10-18 03:44:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-03-10
Expires	2027-03-31 (156d)

🔗 Same registrant#

9 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
ab-haandbold.dk	Punktum dk A/S (direct)
abboldklub.dk	Punktum dk A/S (direct)
abcricket.dk	Punktum dk A/S (direct)
abfodbold.dk	Punktum dk A/S (direct)
abgladsaxe.dk	Punktum dk A/S (direct)
abhaandbold.dk	Punktum dk A/S (direct)
abjulecup.dk	Punktum dk A/S (direct)
absportscafe.dk	Punktum dk A/S (direct)
akademiskboldklub.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

30ms

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
2026-09-29 14:49:55	2138ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-26 17:21:23	3031ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-07 11:30:23	3069ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-02 02:18:35	685ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-29 21:26:04 shown	794ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-26 11:46:09	1824ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-30 01:02:41	1314ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-26 01:58:03	1388ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-24 09:40:21	1001ms	2 NS 2 A 3 MX	❓ Unknown
2026-06-20 01:06:50	567ms	2 NS 2 A 3 MX	⚠️ Bogus
2026-06-16 13:17:34	673ms	2 NS 2 A 3 MX	🔓 Insecure