ctbilertaxa.dk

📜 Historical scan 2026-10-08 19:32:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ctbilertaxa.dk is a .dk domain served by 5 nameservers (ns1.powerhosting.dk, ns2.powerhosting.dk, ns3.powerhosting.dk and 2 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.76.89 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by ctbilertaxadk.in.tmes.trendmicro.eu, SMTP.GOOGLE.COM. 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#

5 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.powerhosting.dk	185.31.77.111 2a00:b920:3:1337:0:1:0:111	ns1.powerhosting.dk ns1.powerhosting.dk	AS47527 DLX A/S AS47527 DLX A/S
ns2.powerhosting.dk	2001:1af8:4700:a127:11::53 81.171.12.79	ns2.powerhosting.dk ns2.powerhosting.dk	AS60781 LeaseWeb Netherlands B.V. AS60781 LeaseWeb Netherlands B.V.
ns3.powerhosting.dk	2a00:b920:200::53 45.95.208.53	ns3.powerhosting.dk ns3.powerhosting.dk	AS47527 DLX A/S AS47527 DLX A/S
ns4.powerhosting.dk	2a00:b920:200::153 45.95.208.153	ns4.powerhosting.dk ns4.powerhosting.dk	AS47527 DLX A/S AS47527 DLX A/S
ns5.powerhosting.dk	2a01:4f8:c0c:12d2::2 88.99.227.45	ns5.powerhosting.dk ns5.powerhosting.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.31.76.89	86400s	serv09.powerhosting.dk	AS47527	DLX A/S	185.31.76.0/22	🇩🇰 Denmark	Herning

📧 MX Records#

2 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	ctbilertaxadk.in.tmes.trendmicro.eu	18.185.115.145 18.185.115.146 18.185.115.147	in.tmes.trendmicro.eu in.tmes.trendmicro.eu in.tmes.trendmicro.eu	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
10	3600s	SMTP.GOOGLE.COM	108.177.14.26 108.177.14.27 209.85.233.26 209.85.233.27 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1b 2a00:1450:4010:c0f::1b 74.125.131.26	lt-in-f26.1e100.net lt-in-f27.1e100.net lr-in-f26.1e100.net lr-in-f27.1e100.net lu-in-f26.1e100.net lu-in-x1a.1e100.net lu-in-x1b.1e100.net lu-in-f27.1e100.net lt-in-f26.1e100.net lt-in-x1a.1e100.net lt-in-f27.1e100.net lt-in-x1b.1e100.net lu-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.powerhosting.dk → 188.116.39.132
🔶 Autoconfig	autoconfig.powerhosting.dk → 188.116.39.132

🔷 AAAA Records (IPv6)#

1 records 28ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:b920:2:1337::89	86400s	—	AS47527	DLX A/S	2a00:b920:0:0:0:0:0:0/29	🇩🇰 Denmark	Herning

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

3 records 48ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	1	443	autodiscover.powerhosting.dk
_imap._tcp	20	10	143	mail1.powerhosting.dk
_imaps._tcp	10	10	993	mail1.powerhosting.dk

📝 TXT Records#

4 records 167ms

TXT Record
google-site-verification=1UTgptcgGbcDVsVYsA_Mjx2Pc1mFtRNWOLbWurz_KT8
google-site-verification=efreCaemPHATN7nd1UColquk832ED7KwwnZ1MM_L3Oc
tmes=e9d043a1eb8f7b7f6ebcfd7e8f454c2e
v=spf1 include:_spf.powerhosting.dk -all

✉️ SPF#

Policy	Record (ctbilertaxa.dk)
-all (hard fail)	v=spf1 include:_spf.powerhosting.dk -all

📨 DMARC#

Policy	Record (_dmarc.ctbilertaxa.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@powerhosting.dk; ruf=mailto:dmarc@powerhosting.dk; adkim=r; aspf=r

📬 MTA-STS#

119ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	31337
max_age	172800s
Policy MX	mailscanner.powerhosting.dk, backup-mx.powerhosting.dk, fallback-mx.powerhosting.dk, outbound-mx.powerhosting.dk, *.mail.protection.outlook.com, smtp.powr.host, postal.powr.host

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	https://csp.swarm.powr.host

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 07:36:03

www	185.31.76.89 2a00:b920:2:1337::89 (AS47527) (address records, no CNAME)
www vs bare domain	Same network ctbilertaxa.dk: 185.31.76.89 2a00:b920:2:1337::89 (AS47527) www.ctbilertaxa.dk: 185.31.76.89 2a00:b920:2:1337::89 (AS47527)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

3 found

Selector	CNAME	Key
dkim	ph._domainkey.powerhosting.dk	RSA · ~1024 bit below 2048 bit
s1	s1.domainkey.u21935130.wl131.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u21935130.wl131.sendgrid.net	RSA · ~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

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.ctbilertaxa.dk	_acme-challenge.powr.host

🔗 TLSA / DANE#

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

🔐 DNSSEC#

118ms

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

🏷️ SOA#

50ms

Field	Value
Serial	2026100801
Primary NS (MNAME)	ns1.powerhosting.dk
Responsible (RNAME)	zonemaster@powerhosting.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

36ms

48ms

36ms

AAAA

28ms

TXT

167ms

CAA

40ms

HTTPS

26ms

TLSA

121ms

SOA

50ms

MTA-STS

119ms

DNSSEC

118ms

SRV

48ms

Total

1061ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 07:36:03	2481ms	5 NS 1 A 2 MX	🔓 Insecure
2026-10-08 19:32:40 shown	1061ms	5 NS 1 A 2 MX	🔓 Insecure
2026-10-01 15:50:16	1099ms	5 NS 1 A 2 MX	🔓 Insecure
2026-09-29 15:33:45	2011ms	5 NS 1 A 2 MX	🔓 Insecure
2026-09-26 11:09:46	2722ms	5 NS 1 A 2 MX	🔓 Insecure
2026-09-24 03:26:32	3556ms	5 NS 1 A 2 MX	🔓 Insecure
2026-09-14 20:13:30	1661ms	5 NS 1 A 2 MX	🔓 Insecure
2026-09-07 16:32:15	1268ms	5 NS 1 A 2 MX	🔓 Insecure
2026-08-27 02:40:56	1104ms	5 NS 1 A 2 MX	🔓 Insecure
2026-08-20 20:59:58	11407ms	5 NS 1 A 2 MX	🔓 Insecure
2026-08-13 23:24:00	1802ms	5 NS 1 A 2 MX	🔓 Insecure
2026-08-06 04:44:19	3259ms	5 NS 1 A 2 MX	🔓 Insecure
2026-08-04 22:52:00	3862ms	5 NS 1 A 2 MX	🔓 Insecure
2026-07-23 07:29:49	2881ms	5 NS 1 A 2 MX	🔓 Insecure
2026-07-16 10:25:21	2114ms	5 NS 1 A 2 MX	🔓 Insecure
2026-07-10 14:20:43	2144ms	5 NS 1 A 2 MX	🔓 Insecure
2026-07-03 18:46:41	1394ms	5 NS 1 A 2 MX	🔓 Insecure
2026-06-27 16:26:58	1324ms	5 NS 1 A 2 MX	🔓 Insecure
2026-06-23 05:19:32	1074ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 21:07:49	957ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 09:03:16	1822ms	5 NS 1 A 2 MX	🔓 Insecure
2026-06-16 23:05:53	868ms	5 NS 1 A 2 MX	🔓 Insecure