how2clean.dk DNS records

🖥️ Nameservers2 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.123hotel.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.123hotel.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.41.65.179	3600s	mail.style-it.dk	AS49699	SuperHosting.BG Ltd.	193.41.64.0/22	🇧🇬 Bulgaria	—

📧 MX Records3 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	how2clean-dk.mail.protection.outlook.com	—	—	—
10	3600s	mail.how2clean.dk	85.120.84.253	style-it.dk	AS9009 M247 Europe SRL
100	3600s	backup-mx.zitcom.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 93ms

Service	Priority	Weight	Port	Target
_sip._tcp	100	1	443	sipdir.online.lync.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 175ms

TXT Record
MS=ms10812660
v=spf1 mx a ptr ip4:193.41.65.179 a:mail.style-it.dk a:dexter.icnhost.net a:mail1.123hotel.dk a:how2clean.dk include:mail.style-it.dk include:dexter.icnhost.net include:mail1.123hotel.dk include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (how2clean.dk)
~all (soft fail)	v=spf1 mx a ptr ip4:193.41.65.179 a:mail.style-it.dk a:dexter.icnhost.net a:mail1.123hotel.dk a:how2clean.dk include:mail.style-it.dk include:dexter.icnhost.net include:mail1.123hotel.dk include:spf.protection.outlook.com ~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

🔗 TLSA / DANE

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

🔐 DNSSEC121ms

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

🏷️ SOA0ms

Field	Value
Serial	2021111801
Primary NS (MNAME)	ns1.123hotel.dk
Responsible (RNAME)	hostmaster@123hotel.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

51ms

A

49ms

MX

45ms

AAAA

46ms

TXT

175ms

CAA

47ms

HTTPS

39ms

TLSA

353ms

SOA

0ms

MTA-STS

80ms

DNSSEC

121ms

SRV

93ms

Total

1371ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 02:39:46	1371ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-19 23:09:46	2240ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-17 13:32:45	820ms	2 NS 1 A 3 MX	🔒 Secure	View