iceo.dk DNS records

🖥️ Nameservers4 records 70ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1134.awsdns-13.org	205.251.196.110 2600:9000:5304:6e00::1	ns-1134.awsdns-13.org ns-1134.awsdns-13.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1539.awsdns-00.co.uk	205.251.198.3 2600:9000:5306:300::1	ns-1539.awsdns-00.co.uk ns-1539.awsdns-00.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-324.awsdns-40.com	205.251.193.68 2600:9000:5301:4400::1	ns-324.awsdns-40.com ns-324.awsdns-40.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-636.awsdns-15.net	205.251.194.124 2600:9000:5302:7c00::1	ns-636.awsdns-15.net ns-636.awsdns-15.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.134.42	300s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	—	—

📧 MX Records1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	iceo-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::f 2a01:111:f403:ca09::4 2a01:111:f403:ca09::5 52.101.68.0 52.101.68.10 52.101.68.25 52.101.73.22	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr05cu00106.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 97ms

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

📝 TXT Records1 records 298ms

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

✉️ SPF

Policy	Record (iceo.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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.iceo.dk	iceo.dk.kinstavalidation.app

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC2057ms

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

🏷️ SOA40ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-324.awsdns-40.com
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

70ms

A

40ms

MX

40ms

AAAA

41ms

TXT

298ms

CAA

46ms

HTTPS

41ms

TLSA

902ms

SOA

40ms

MTA-STS

63ms

DNSSEC

2057ms

SRV

97ms

Total

6144ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-02 09:27:22	6144ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 21:55:55	1201ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 20:06:34	1648ms	4 NS 1 A 1 MX	🔓 Insecure	View