kastel.dk DNS records

🖥️ Nameservers2 records 249ms

Nameserver	IP addresses	PTR	ASN / ISP
lou.ns.cloudflare.com	108.162.193.199 172.64.33.199 173.245.59.199 2606:4700:58::adf5:3bc7 2803:f800:50::6ca2:c1c7 2a06:98c1:50::ac40:21c7	lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
raquel.ns.cloudflare.com	108.162.194.210 162.159.38.210 172.64.34.210 2606:4700:50::a29f:26d2 2803:f800:50::6ca2:c2d2 2a06:98c1:50::ac40:22d2	raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 216ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.152.19	300s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	—	—
162.159.153.245	300s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	—	—

📧 MX Records5 records 257ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1a	rd-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)2 records 252ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:7::a29f:9813	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:7::a29f:99f5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 617ms

TXT Record
google-site-verification=5sR2CyVKC0_cZld3rWEDnY77dj1RdQlXEtUvg4trnr8
v=spf1 include:_spf.google.com ip4:188.166.100.247 ~all

✉️ SPF

Policy	Record (kastel.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ip4:188.166.100.247 ~all

📨 DMARC

Policy	Record (_dmarc.kastel.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:814b43c1170b4ac683c958a319c43922@dmarc-reports.cloudflare.net;

📬 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.kastel.dk	rcf84R1OH9MK74-GOSuf95HMotxLfIf7nJGTWV2tzFw

🔗 TLSA / DANE

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

🔐 DNSSEC453ms

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	2412381681
Primary NS (MNAME)	lou.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

249ms

A

216ms

MX

257ms

AAAA

252ms

TXT

617ms

CAA

229ms

HTTPS

248ms

TLSA

706ms

SOA

0ms

MTA-STS

300ms

DNSSEC

453ms

SRV

272ms

Total

8254ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-18 00:12:52	8254ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-24 15:32:25	4024ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-24 22:32:18	985ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-22 23:02:06	1085ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-20 10:21:00	867ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-20 00:39:57	4296ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-19 00:36:45	1919ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-17 13:55:08	3496ms	2 NS 2 A 5 MX	⚠️ Bogus	View