columnacura.dk DNS records

🖥️ Nameservers2 records 156ms

Nameserver	IP addresses	PTR	ASN / ISP
rajeev.ns.cloudflare.com	108.162.193.224 172.64.33.224 173.245.59.224 2606:4700:58::adf5:3be0 2803:f800:50::6ca2:c1e0 2a06:98c1:50::ac40:21e0	rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com rajeev.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
selah.ns.cloudflare.com	108.162.194.21 162.159.38.21 172.64.34.21 2606:4700:50::a29f:2615 2803:f800:50::6ca2:c215 2a06:98c1:50::ac40:2215	selah.ns.cloudflare.com selah.ns.cloudflare.com selah.ns.cloudflare.com selah.ns.cloudflare.com selah.ns.cloudflare.com selah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 108ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.129	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.155.122	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 109ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:781	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:9b7a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 106ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.129,172.67.155.122 ech=AEX+DQBBkQAgACBN60Dn0G1V/kSfekq3+A6F0ajLKKPW0zZkelZB0zV2GAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:781,2606:4700:3032::ac43:9b7a

📝 TXT Records1 records 418ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.columnacura.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:DMARCAdmin@systematic.com

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC327ms

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	2413400067
Primary NS (MNAME)	rajeev.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-08-14 18:11:56

Field	Value
Registrar	Eurodns S.A
Registered	2015-12-16
Expires	2026-12-31 (120d)

📋 WHOIS

⏱️ Lookup Timing

NS

156ms

A

108ms

MX

134ms

AAAA

109ms

TXT

418ms

CAA

132ms

HTTPS

106ms

TLSA

162ms

SOA

0ms

MTA-STS

259ms

DNSSEC

327ms

SRV

196ms

Total

1831ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 12:03:30	1831ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-14 18:11:17	2804ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-10 04:16:21	2194ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-16 22:10:04	2911ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-04 22:26:44	2414ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-03 19:50:15	9665ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 22:41:19	676ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 21:51:12	404ms	2 NS 2 A 0 MX	🔓 Insecure	View