cleancalculator.dk

📜 Historical scan 2026-06-27 01:10:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cleancalculator.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 October 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.90.165.249 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 52ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.90.165.249	600s	static.249.165.90.157.clients.your-server.de	AS24940	Hetzner Online GmbH	157.90.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	smtp.google.com	173.194.220.26 173.194.220.27 173.194.222.26 173.194.222.27 2a00:1450:4010:c09::1a 2a00:1450:4010:c09::1a 2a00:1450:4010:c09::1b 2a00:1450:4010:c09::1b 2a00:1450:4010:c0b::1a 2a00:1450:4010:c0b::1a 2a00:1450:4010:c0b::1b 2a00:1450:4010:c0b::1b 64.233.164.27	lk-in-f26.1e100.net lk-in-f27.1e100.net lo-in-f26.1e100.net lo-in-f27.1e100.net lk-in-x1a.1e100.net lk-in-f26.1e100.net lk-in-x1b.1e100.net lk-in-f27.1e100.net lo-in-f26.1e100.net lo-in-x1a.1e100.net lo-in-f27.1e100.net lo-in-x1b.1e100.net lf-in-f27.1e100.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	157.90.165.249
🔶 Autoconfig	157.90.165.249

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 184ms

TXT Record
brevo-code:b649a380a966e6ebb442254de1157d76
google-site-verification=s2H63eIY0exxQ65PF4OaQwzofjVm4Fb8fR0W4Oil1p0
sendinblue-code:df6f4c34ae21cc4c431868b3a2759bda
v=spf1 mx include:_spf.google.com include:zoho.com include:spf.mandrillapp.com include:mail.zendesk.com include:spf.sendinblue.com ?all

✉️ SPF#

Policy	Record (cleancalculator.dk)
?all (neutral)	v=spf1 mx include:_spf.google.com include:zoho.com include:spf.mandrillapp.com include:mail.zendesk.com include:spf.sendinblue.com ?all

📨 DMARC#

Policy	Record (_dmarc.cleancalculator.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@cleancalculator.dk; ruf=mailto:dmarc@cleancalculator.dk; sp=none; adkim=r; aspf=r

📬 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 23:47:58

www CNAME	cleancalculator.dk (all on cleancalculator.dk) → 157.90.165.249 (AS24940)
www vs bare domain	Same network cleancalculator.dk: 157.90.165.249 (AS24940) www.cleancalculator.dk: 157.90.165.249 (AS24940)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	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: 10/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF
warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

67ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

41ms

Field	Value
Serial	2026060901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-10 00:08:11

Field	Value
Registrar	ONE.COM A/S
Registered	2011-10-24
Expires	2026-10-31 (11d)

📋 WHOIS#

⏱️ Lookup Timing#

52ms

42ms

38ms

AAAA

32ms

TXT

184ms

CAA

33ms

HTTPS

46ms

TLSA

192ms

SOA

41ms

MTA-STS

59ms

DNSSEC

67ms

SRV

70ms

Total

758ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 23:47:58	747ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-04 09:05:59	511ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 16:26:05	652ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 03:51:17	767ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 13:25:55	987ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 03:35:11	705ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 22:44:52	1113ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 21:49:28	1188ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 07:58:49	1267ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 01:10:56 shown	758ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 13:25:23	980ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 05:31:21	650ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 21:11:00	525ms	2 NS 1 A 1 MX	🔒 Secure