ktnordic.dk DNS records

🖥️ Nameservers3 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.techsupport.is	188.166.123.177 2a03:b0c0:2:d0::def:6001	ns1.techsupport.is ns1.techsupport.is	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC
ns2.techsupport.is	138.68.143.127 2a03:b0c0:1:d0::a:e001	ns2.techsupport.is ns2.techsupport.is	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC
ns3.techsupport.is	212.46.60.2 2a13:d9c0::10	ns3.techsupport.is ns3.techsupport.is	AS216293 TechSupport ehf AS216293 TechSupport ehf

🌍 A Records1 records 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
206.189.28.253	86400s	yggdrasill.islandsvefir.is	AS14061	DigitalOcean, LLC	206.189.0.0/16	🇬🇧 United Kingdom	Slough

📧 MX Records3 records 50ms

TTL	Mail Server	IP addresses	PTR	ASN
86400s	cooltech-is.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09::28 2a01:111:f403:ca38::8 2a01:111:f403:ca48::8 52.101.185.24 52.101.68.36 52.101.73.30 52.101.91.153	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-matpr04cu00101.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
86400s	kaelitaekni-is.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::d 2a01:111:f403:ca04::e 2a01:111:f403:ca21::c 52.101.103.140 52.101.68.12 52.101.68.8 52.101.73.6	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-du0pr03cu00100.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
86400s	ktnordic-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09::28 2a01:111:f403:ca38::8 2a01:111:f403:ca48::8 52.101.103.140 52.101.68.12 52.101.68.8 52.101.73.6	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 40.104.116.56

🔷 AAAA Records (IPv6)1 records 72ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a03:b0c0:1:e0::28f:9001	86400s	yggdrasill.islandsvefir.is	AS14061	DigitalOcean, LLC	2a03:b0c0:0:0:0:0:0:0/46	🇬🇧 United Kingdom	Slough

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 105ms

Service	Priority	Weight	Port	Target
_imaps._tcp	0	50	993	mail.techsupport.is
_sipfederationtls._tcp	0	0	5061	sipfed.online.lync.com

📝 TXT Records2 records 343ms

TXT Record
https://autoconfig.techsupport.is/mail/config-v1.1.xml
v=spf1 include:spf.protection.outlook.com include:_spf.techsupport.is include:_spf.google.com -all

✉️ SPF

Policy	Record (ktnordic.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.techsupport.is include:_spf.google.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
TXT	_acme-challenge.ktnordic.dk	cS5qC8oYcTv2OAP0Yyrr6LyJjmQRE3-TTC9vJgy8X_8

🔗 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

🏷️ SOA0ms

Field	Value
Serial	2025081501
Primary NS (MNAME)	ns2.techsupport.is
Responsible (RNAME)	webadmin@techsupport.is
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	10800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

68ms

MX

50ms

AAAA

72ms

TXT

343ms

CAA

65ms

HTTPS

56ms

TLSA

318ms

SOA

0ms

MTA-STS

82ms

DNSSEC

2057ms

SRV

105ms

Total

4492ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 05:51:14	4492ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-28 11:28:51	2369ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 23:51:19	7646ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 21:30:27	3657ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 13:14:17	5348ms	3 NS 1 A 3 MX	🔓 Insecure	View