onlineregnskab.dk DNS records

🖥️ Nameservers2 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.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.curanet.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 25ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.104.137.104	3600s	onlineregnskab.levelone.dk	AS63949	Akamai Connected Cloud	172.104.128.0/18	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	onlineregnskab-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::e 2a01:111:f403:ca3c::6 2a01:111:f403:ca48::c 52.101.209.153 52.101.68.18 52.101.73.126 52.101.73.8	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am8pr83cu00106.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	172.104.137.104

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 141ms

TXT Record
MS=ms64237258
v=spf1 include:_spf.mailersend.net ip4:172.104.137.104 include:spf.curanet.dk include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (onlineregnskab.dk)
~all (soft fail)	v=spf1 include:_spf.mailersend.net ip4:172.104.137.104 include:spf.curanet.dk include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.onlineregnskab.dk)
p=reject	v=DMARC1;p=reject;pct=100;rua=mailto:dmarc@onlineregnskab.dk;ruf=mailto:dmarc-returned@onlineregnskab.dk

📬 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)

🔐 DNSSEC76ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082402
Primary NS (MNAME)	ns1.curanet.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

39ms

A

25ms

MX

38ms

AAAA

39ms

TXT

141ms

CAA

39ms

HTTPS

30ms

TLSA

365ms

SOA

0ms

MTA-STS

40ms

DNSSEC

76ms

SRV

61ms

Total

831ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 02:02:50	831ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 07:30:46	944ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 11:16:42	924ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 18:41:20	1601ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 14:49:53	2248ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 19:57:01	798ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 16:27:35	1980ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 20:20:36	1000ms	2 NS 1 A 1 MX	🔒 Secure	View