concorp.dk DNS records

🖥️ Nameservers2 records 28ms

Nameserver	IP addresses	PTR	ASN / ISP
arturo.ns.cloudflare.com	108.162.195.216 162.159.44.216 172.64.35.216 2606:4700:58::a29f:2cd8 2803:f800:50::6ca2:c3d8 2a06:98c1:50::ac40:23d8	arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sue.ns.cloudflare.com	108.162.192.145 172.64.32.145 173.245.58.145 2606:4700:50::adf5:3a91 2803:f800:50::6ca2:c091 2a06:98c1:50::ac40:2091	sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
199.247.18.8	300s	scylla.vof.dk	AS20473	The Constant Company, LLC	199.247.0.0/19	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	scylla.vof.dk	199.247.18.8 2a05:f480:1800:514:5400::25	scylla.vof.dk scylla.vof.dk	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	charybdis.vof.dk → 199.247.18.8
🔶 Autoconfig	charybdis.vof.dk → 199.247.18.8

🔷 AAAA Records (IPv6)1 records 50ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2001:16d8:dd96::c	300s	—	AS12552	GlobalConnect AB	2001:16d8:0:0:0:0:0:0/32	🇸🇪 Sweden	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 166ms

TXT Record
v=spf1 mx -all

✉️ SPF

Policy	Record (concorp.dk)
-all (hard fail)	v=spf1 mx -all

📨 DMARC

Policy	Record (_dmarc.concorp.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:hostmaster@vof.dk

📬 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.concorp.dk	charybdis.vof.dk

🔗 TLSA / DANE

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

🔐 DNSSEC94ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2413240027
Primary NS (MNAME)	arturo.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

28ms

A

28ms

MX

34ms

AAAA

50ms

TXT

166ms

CAA

36ms

HTTPS

35ms

TLSA

889ms

SOA

0ms

MTA-STS

79ms

DNSSEC

94ms

SRV

86ms

Total

2782ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 16:44:41	2782ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 13:13:39	8239ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 13:48:43	1904ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 18:44:12	2200ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 17:06:54	3668ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 11:13:19	3712ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 00:11:10	65535ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 22:09:46	420ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-16 22:04:22	2168ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 22:00:43	692ms	2 NS 1 A 1 MX	🔒 Secure	View