jc-support.dk DNS records

🖥️ Nameservers2 records 23ms

Nameserver	IP addresses	PTR	ASN / ISP
ali.ns.cloudflare.com	108.162.192.59 172.64.32.59 173.245.58.59 2606:4700:50::adf5:3a3b 2803:f800:50::6ca2:c03b 2a06:98c1:50::ac40:203b	ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
piotr.ns.cloudflare.com	108.162.193.222 172.64.33.222 173.245.59.222 2606:4700:58::adf5:3bde 2803:f800:50::6ca2:c1de 2a06:98c1:50::ac40:21de	piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com piotr.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	jcsupport-dk0e.mail.protection.outlook.com	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 57ms

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

📝 TXT Records2 records 181ms

TXT Record
MS=ms87629745
v=spf1 include:secureserver.net -all

✉️ SPF

Policy	Record (jc-support.dk)
-all (hard fail)	v=spf1 include:secureserver.net -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.jc-support.dk	1KtEr8NO7GqJCdFUEBjq6kdu-Bxtueihu-RExEXRBFk
TXT	_acme-challenge.jc-support.dk	nBI4D38ewvelXz5rV5cL_mfygmMqzZt3mz5oncVQmrI

🔗 TLSA / DANE

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

🔐 DNSSEC103ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2413190090
Primary NS (MNAME)	ali.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

23ms

A

30ms

MX

26ms

AAAA

30ms

TXT

181ms

CAA

31ms

HTTPS

29ms

TLSA

274ms

SOA

0ms

MTA-STS

50ms

DNSSEC

103ms

SRV

57ms

Total

723ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 14:02:24	723ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-17 01:19:06	2086ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-02 17:00:48	1354ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-22 01:28:07	2107ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 19:23:59	1231ms	2 NS 0 A 1 MX	🔓 Insecure	View