comboit.dk DNS records

🖥️ Nameservers2 records 184ms

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 389ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.31.76.91	3600s	—	AS47527	DLX A/S	185.31.76.0/22	🇩🇰 Denmark	Herning

📧 MX Records1 records 182ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	comboit-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::b 2a01:111:f403:ca04::d 2a01:111:f403:ca09::6 52.101.68.0 52.101.68.32 52.101.73.30 52.101.73.6	mail-dbapr03cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 52.98.149.152
🔶 Autoconfig	94.231.109.204

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 427ms

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

📝 TXT Records1 records 819ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:email.freshdesk.com include:mail.zendesk.com include:servers.mcsv.net include:spf.scannet.dk ~all

✉️ SPF

Policy	Record (comboit.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:email.freshdesk.com include:mail.zendesk.com include:servers.mcsv.net include:spf.scannet.dk ~all

📨 DMARC

Policy	Record (_dmarc.comboit.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@comboit.dk; ruf=mailto:dmarc@comboit.dk; fo=1;

📬 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)

🔐 DNSSEC2237ms

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

🏷️ SOA107ms

Field	Value
Serial	2022053101
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

184ms

A

389ms

MX

182ms

AAAA

181ms

TXT

819ms

CAA

119ms

HTTPS

148ms

TLSA

641ms

SOA

107ms

MTA-STS

174ms

DNSSEC

2237ms

SRV

427ms

Total

3949ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-29 02:24:24	783ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 17:43:17	3949ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 11:39:10	950ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 21:50:16	798ms	2 NS 1 A 1 MX	🔒 Secure	View