erhvervsopbyg.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simpleagencygroup.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.simpleagencygroup.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 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.186.164.183	60s	server7183.serverpark.dk	AS44869	FIBIA P/S	5.186.0.0/16	🇩🇰 Denmark	Frederiksberg

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	erhvervsopbyg-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca09::20 2a01:111:f403:ca09::24 2a01:111:f403:ca09::f 52.101.68.10 52.101.73.1 52.101.73.126 52.101.73.30	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr05cu00306.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24
🔶 Autoconfig	5.186.164.183

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 203ms

TXT Record
MS=ms84381461
v=spf1 include:spf.protection.outlook.com ip4:194.182.254.0/24 -all

✉️ SPF

Policy	Record (erhvervsopbyg.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:194.182.254.0/24 -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)

🔐 DNSSEC130ms

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

🏷️ SOA0ms

Field	Value
Serial	2025072901
Primary NS (MNAME)	ns1.simpleagencygroup.dk
Responsible (RNAME)	hostmaster@curanet.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

40ms

A

64ms

MX

46ms

AAAA

58ms

TXT

203ms

CAA

66ms

HTTPS

56ms

TLSA

749ms

SOA

0ms

MTA-STS

115ms

DNSSEC

130ms

SRV

90ms

Total

1584ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 05:10:55	1584ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 18:58:54	805ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 00:09:42	730ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:05:49	2487ms	2 NS 1 A 1 MX	🔒 Secure	View