ctai.dk DNS records

🖥️ Nameservers3 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 66ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.8.38.16	3600s	—	AS48854	team.blue Denmark A/S	193.8.38.0/24	🇩🇰 Denmark	—

📧 MX Records1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	ctai-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::6 2a01:111:f403:ca04::9 2a01:111:f403:ca04::e 52.101.181.153 52.101.68.18 52.101.68.21 52.101.73.28	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am7pr05cu00204.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	193.8.38.16

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 179ms

TXT Record
MS=ms22774486
v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk -all

✉️ SPF

Policy	Record (ctai.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk -all

📨 DMARC

Policy	Record (_dmarc.ctai.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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)

🔐 DNSSEC99ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2025101402
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

80ms

A

66ms

MX

69ms

AAAA

63ms

TXT

179ms

CAA

66ms

HTTPS

42ms

TLSA

176ms

SOA

0ms

MTA-STS

81ms

DNSSEC

99ms

SRV

85ms

Total

858ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 14:18:44	858ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-10 09:24:06	17317ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 03:23:28	2800ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 23:06:33	663ms	3 NS 1 A 1 MX	🔓 Insecure	View