icatu.dk DNS records

🖥️ Nameservers4 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1262.awsdns-29.org	205.251.196.238 2600:9000:5304:ee00::1	ns-1262.awsdns-29.org ns-1262.awsdns-29.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1711.awsdns-21.co.uk	205.251.198.175 2600:9000:5306:af00::1	ns-1711.awsdns-21.co.uk ns-1711.awsdns-21.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-474.awsdns-59.com	205.251.193.218 2600:9000:5301:da00::1	ns-474.awsdns-59.com ns-474.awsdns-59.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-530.awsdns-02.net	205.251.194.18 2600:9000:5302:1200::1	ns-530.awsdns-02.net ns-530.awsdns-02.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records1 records 191ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.125.176.30	600s	ec2-3-125-176-30.eu-central-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	3.96.0.0/11	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	icatu-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::4 2a01:111:f403:ca09::c 2a01:111:f403:ca09::e 52.101.68.0 52.101.68.21 52.101.73.4 52.101.73.8	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.99.150.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 155ms

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

📝 TXT Records1 records 205ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

🔐 DNSSEC106ms

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

🏷️ SOA65ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1262.awsdns-29.org
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

191ms

MX

37ms

AAAA

59ms

TXT

205ms

CAA

68ms

HTTPS

65ms

TLSA

427ms

SOA

65ms

MTA-STS

39ms

DNSSEC

106ms

SRV

155ms

Total

2069ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-23 16:54:46	2069ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 15:24:55	937ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 12:41:30	11426ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 14:23:53	991ms	4 NS 1 A 1 MX	🔓 Insecure	View