rengoringsfirmaetsj.dk DNS records

🖥️ Nameservers4 records 151ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.1sthosting.dk	193.104.246.161	—	AS31027 GlobalConnect A/S
ns02.1sthosting.dk	193.104.246.162	—	AS31027 GlobalConnect A/S
ns03.1sthosting.dk	94.18.210.70	—	AS31027 GlobalConnect A/S
ns04.1sthosting.dk	94.18.210.71	—	AS31027 GlobalConnect A/S

🌍 A Records

🌍

No A records found

📧 MX Records2 records 115ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rengoringsfirmaetsj-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::c 2a01:111:f403:ca09::d 2a01:111:f403:ca09::f 52.101.68.0 52.101.68.27 52.101.68.39 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation
10	3600s	mail.1sthosting.dk	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 230ms

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

📝 TXT Records2 records 285ms

TXT Record
MS=ms31332911
v=spf1 a include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (rengoringsfirmaetsj.dk)
-all (hard fail)	v=spf1 a 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)

🔐 DNSSEC181ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA139ms

Field	Value
Serial	20
Primary NS (MNAME)	ns01.1sthosting.dk
Responsible (RNAME)	hostmaster@1sthosting.dk
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

151ms

A

141ms

MX

115ms

AAAA

132ms

TXT

285ms

CAA

128ms

HTTPS

106ms

TLSA

133ms

SOA

139ms

MTA-STS

113ms

DNSSEC

181ms

SRV

230ms

Total

4175ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-25 20:10:26	4175ms	4 NS 0 A 2 MX	🔓 Insecure	View
2026-06-23 08:19:41	1144ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 07:57:12	972ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 22:39:27	1479ms	4 NS 0 A 2 MX	🔓 Insecure	View
2026-06-21 14:43:38	1119ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 08:22:36	1509ms	4 NS 0 A 2 MX	🔓 Insecure	View
2026-06-21 08:11:21	1046ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 23:59:43	4289ms	4 NS 0 A 2 MX	🔓 Insecure	View
2026-06-17 15:11:46	1922ms	4 NS 0 A 2 MX	❓ Unknown	View