c2it.dk DNS records

🖥️ Nameservers2 records 17ms

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 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.240	60s	forward.dnsfactory.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	c2it-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::f 2a01:111:f403:ca09::1 2a01:111:f403:ca09::f 52.101.68.15 52.101.68.29 52.101.68.8 52.101.73.15	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am9pr04cu00107.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 38ms

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

📝 TXT Records8 records 127ms

TXT Record
_globalsign-domain-verification=aGzpxSYkB90QgBmYPQE-V3Iwzbo7ScaIUdokg-D9We
Ake1B6jbxRaWhRRtqGfZ608XbLnwhq9BiAKyJq1MG3rmtPMC647XJienRnGcwPlVlUhocv+oD8+tcjDgfODyeA==
atlassian-domain-verification=Wn9LC9cMjPONz7PI2wrQImIIFq3gHraqJAsCOds7QTYQ0QDhPZzQjUx29zKD319/
atlassian-sending-domain-verification=1174b0f0-06a0-4f9e-bf13-0f6390bbf6bb
google-site-verification=9d2DhDtd6xHGTfXdZ7nsV6DASnxejLkGw1PGmv8sl5Y
H+Uv5hxehVkZsIr3w/Kc/XfW44w0FCYlWpvqLH4CloA=
linkedin-site-verification=7872714d-4e24-4302-84b2-ff7e4ad69335
v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk include:sendgrid.net include:emsd1.com include:_spf.atlassian.net ip4:45.12.38.2 ip4:213.83.185.218 ip4:94.137.137.109 ip4:40.68.36.243 ip4:80.164.103.210 ip4:195.201.164.101 ip4:185.21.41.198 ip4:178.63.63.213 ip4:20.79.165.130 ip4:193.223.250.58 ip4:193.223.250.74 -all

✉️ SPF

Policy	Record (c2it.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk include:sendgrid.net include:emsd1.com include:_spf.atlassian.net ip4:45.12.38.2 ip4:213.83.185.218 ip4:94.137.137.109 ip4:40.68.36.243 ip4:80.164.103.210 ip4:195.201.164.101 ip4:185.21.41.198 ip4:178.63.63.213 ip4:20.79.165.130 ip4:193.223.250.58 ip4:193.223.250.74 -all

📨 DMARC

Policy	Record (_dmarc.c2it.dk)
p=reject	v=DMARC1; p=reject; sp=reject; pct=100; adkim=r; aspf=r

📬 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)

🔐 DNSSEC55ms

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

🏷️ SOA0ms

Field	Value
Serial	2026072801
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

17ms

A

29ms

MX

27ms

AAAA

27ms

TXT

127ms

CAA

27ms

HTTPS

29ms

TLSA

176ms

SOA

0ms

MTA-STS

38ms

DNSSEC

55ms

SRV

38ms

Total

1071ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-29 14:37:38	1071ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 01:33:18	1234ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:40:54	1361ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:40:31	595ms	2 NS 1 A 1 MX	🔒 Secure	View