cat-rental.dk

📜 Historical scan 2026-09-25 10:51:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cat-rental.dk is a .dk domain served by 3 nameservers (ns1.domaindiscount24.net, ns2.domaindiscount24.net, ns3.domaindiscount24.net). It was registered on 25 March 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.22.145.121 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, publishes a 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#

3 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.domaindiscount24.net	193.227.117.34 2a04:2b00:14cc::34	ns1.domaindiscount24.net ns34.i.centralnic-dns.com	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns2.domaindiscount24.net	194.50.187.34 2a04:2b00:14dd::34	ns2.domaindiscount24.net ns34.j.centralnic-dns.com	AS207021 ipcom GmbH AS1921 ipcom GmbH
ns3.domaindiscount24.net	194.0.182.34 2a04:2b00:14ee::34	ns3.domaindiscount24.net ns34.k.centralnic-dns.com	AS1921 ipcom GmbH AS1921 ipcom GmbH

🌍 A Records#

2 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.22.145.121	600s	relay.mail-forwarder.io	AS16509	Amazon.com, Inc.	5.22.145.0/24	🇩🇪 Germany	—
5.22.145.16	600s	relay.mail-forwarder.io	AS16509	Amazon.com, Inc.	5.22.145.0/24	🇩🇪 Germany	—

📧 MX Records#

5 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	28800s	aspmx.l.google.com	2a00:1450:4010:c0a::1b 2a00:1450:4010:c0a::1b 64.233.165.27	lm-in-f27.1e100.net lm-in-x1b.1e100.net lg-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	28800s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	28800s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	28800s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	28800s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:18e0:5:2:7577:4e4d:413b:f507	600s	relay.mail-forwarder.io	AS16509	Amazon.com, Inc.	2a00:18e0:5:0:0:0:0:0/48	🇩🇪 Germany	—
2a00:18e0:5:3:dfe2:c743:85aa:61bc	600s	relay.mail-forwarder.io	AS16509	Amazon.com, Inc.	2a00:18e0:5:0:0:0:0:0/48	🇩🇪 Germany	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 219ms

TXT Record
v=spf1 include:_spf.google.com ip4:207.126.144.0/20 ~all

✉️ SPF#

Policy	Record (cat-rental.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ip4:207.126.144.0/20 ~all

📨 DMARC#

Policy	Record (_dmarc.cat-rental.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@dmarc.zeppelin.com; ruf=mailto:dmarc_ruf@dmarc.zeppelin.com

📬 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 2026-10-10 01:34:27

www	5.22.145.121 5.22.145.16 2a00:18e0:5:2:7577:4e4d:413b:f507 2a00:18e0:5:3:dfe2:c743:85aa:61bc (AS16509) (address records, no CNAME)
www vs bare domain	Same network cat-rental.dk: 5.22.145.121 5.22.145.16 2a00:18e0:5:2:7577:4e4d:413b:f507 2a00:18e0:5:3:dfe2:c743:85aa:61bc (AS16509) www.cat-rental.dk: 5.22.145.121 5.22.145.16 2a00:18e0:5:2:7577:4e4d:413b:f507 2a00:18e0:5:3:dfe2:c743:85aa:61bc (AS16509)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

76ms

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	2025012800
Primary NS (MNAME)	ns1.domaindiscount24.net
Responsible (RNAME)	tech@key-systems.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	28800s

📋 Registration#

WHOIS fetched 2026-10-26 11:48:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-03-25
Expires	2027-03-31 (154d)

🔗 Same registrant#

10 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
cat-kompakt.dk	Punktum dk A/S (direct)
caterpillar.dk	Punktum dk A/S (direct)
catrental.dk	Punktum dk A/S (direct)
mak.dk	Punktum dk A/S (direct)
sitech-webshop.dk	Punktum dk A/S (direct)
sitech.dk	Punktum dk A/S (direct)
sitechdanmark.dk	Punktum dk A/S (direct)
verachtert.dk	Punktum dk A/S (direct)
zeppelin-cat.dk	Punktum dk A/S (direct)
zeppelin-powersystems.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

63ms

44ms

46ms

AAAA

56ms

TXT

219ms

CAA

40ms

HTTPS

55ms

TLSA

184ms

SOA

0ms

MTA-STS

65ms

DNSSEC

76ms

SRV

68ms

Total

859ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 21:32:32	860ms	3 NS 2 A 5 MX	🔓 Insecure
2026-09-29 20:25:31	745ms	3 NS 2 A 5 MX	🔓 Insecure
2026-09-25 10:51:58 shown	859ms	3 NS 2 A 5 MX	🔓 Insecure
2026-09-13 21:20:05	1377ms	3 NS 2 A 5 MX	🔓 Insecure
2026-09-02 08:50:46	994ms	3 NS 2 A 5 MX	🔓 Insecure
2026-07-01 23:21:50	3186ms	3 NS 2 A 5 MX	🔓 Insecure
2026-06-16 19:46:23	706ms	3 NS 2 A 5 MX	🔓 Insecure