viscon.dk

📜 Historical scan 2026-09-15 18:09:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

viscon.dk is a .dk domain served by 2 nameservers (austin.ns.cloudflare.com, raina.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.64.90 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by in1-smtp.messagingengine.com, in2-smtp.messagingengine.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
austin.ns.cloudflare.com	108.162.193.70 172.64.33.70 173.245.59.70 2606:4700:58::adf5:3b46 2803:f800:50::6ca2:c146 2a06:98c1:50::ac40:2146	austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
raina.ns.cloudflare.com	108.162.194.241 162.159.38.241 172.64.34.241 2606:4700:50::a29f:26f1 2803:f800:50::6ca2:c2f1 2a06:98c1:50::ac40:22f1	raina.ns.cloudflare.com raina.ns.cloudflare.com raina.ns.cloudflare.com raina.ns.cloudflare.com raina.ns.cloudflare.com raina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.64.90	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.179.217	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	300s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

🔷 AAAA Records (IPv6)#

2 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:b3d9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:405a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.64.90,172.67.179.217 ech=AEX+DQBBKgAgACCu60V83/DDFDEyue73FZpzzpIwqiqVgDHylsvWWs+GSQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:b3d9,2606:4700:3033::6815:405a

📝 TXT Records#

1 records 177ms

TXT Record
v=spf1 include:spf.messagingengine.com ?all

✉️ SPF#

Policy	Record (viscon.dk)
?all (neutral)	v=spf1 include:spf.messagingengine.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 05:39:03

www	104.21.64.90 172.67.179.217 2606:4700:3032::ac43:b3d9 2606:4700:3033::6815:405a (AS13335) (address records, no CNAME)
www vs bare domain	Same network viscon.dk: 104.21.64.90 172.67.179.217 2606:4700:3032::ac43:b3d9 2606:4700:3033::6815:405a (AS13335) www.viscon.dk: 104.21.64.90 172.67.179.217 2606:4700:3032::ac43:b3d9 2606:4700:3033::6815:405a (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.viscon.dk	me4uphXwh5Po0_Lm1hhMqaQbBnkKaqKLSzEnzx8OOFo
TXT	_acme-challenge.viscon.dk	uHklhfLWPnD7UxsOByU54klw0mtzDBpdYp6UUhDLrt0

🔗 TLSA / DANE#

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

🔐 DNSSEC#

124ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414798203
Primary NS (MNAME)	austin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

29ms

44ms

32ms

AAAA

35ms

TXT

177ms

CAA

34ms

HTTPS

34ms

TLSA

313ms

SOA

0ms

MTA-STS

61ms

DNSSEC

124ms

SRV

62ms

Total

2729ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-19 03:30:49	9801ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-18 13:34:04	2988ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-15 18:09:25 shown	2729ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-06 23:47:38	3158ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-01 08:22:44	3130ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-18 22:21:02	6973ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-08 15:34:49	5304ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-19 17:57:52	1513ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-21 10:40:28	1579ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 22:08:50	5130ms	2 NS 1 A 2 MX	🔒 Secure