ketil.dk DNS records

🖥️ Nameservers2 records 66ms

Nameserver	IP addresses	PTR	ASN / ISP
arya.ns.cloudflare.com	108.162.192.70 172.64.32.70 173.245.58.70 2606:4700:50::adf5:3a46 2803:f800:50::6ca2:c046 2a06:98c1:50::ac40:2046	arya.ns.cloudflare.com arya.ns.cloudflare.com arya.ns.cloudflare.com arya.ns.cloudflare.com arya.ns.cloudflare.com arya.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tom.ns.cloudflare.com	108.162.193.147 172.64.33.147 173.245.59.147 2606:4700:58::adf5:3b93 2803:f800:50::6ca2:c193 2a06:98c1:50::ac40:2193	tom.ns.cloudflare.com tom.ns.cloudflare.com tom.ns.cloudflare.com tom.ns.cloudflare.com tom.ns.cloudflare.com tom.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 Records6 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	173.194.220.26 2a00:1450:4010:c06::1b 2a00:1450:4010:c06::1b	lk-in-f26.1e100.net lj-in-x1b.1e100.net lj-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
15	300s	mqns3wotccgsesb7hmrd36653tffl7padvjkmxt3ugcgiwgwf4va.mx-verification.google.com	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	impostor-syndrome.github.io → 185.199.110.153
🔶 Autoconfig	impostor-syndrome.github.io → 185.199.109.153

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 198ms

TXT Record
github-verification=cbwvWmuyRG6MC6Y4d6T6Wnn7LjBnPqJdQTYVb4W6
Instead of reading my TXT record, why not then send me a email at backgammon@ketil.dk and lets play a game?

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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
CNAME	_acme-challenge.ketil.dk	impostor-syndrome.github.io

🔗 TLSA / DANE

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

🔐 DNSSEC121ms

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	2412521945
Primary NS (MNAME)	arya.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

66ms

A

52ms

MX

48ms

AAAA

58ms

TXT

198ms

CAA

56ms

HTTPS

93ms

TLSA

157ms

SOA

0ms

MTA-STS

112ms

DNSSEC

121ms

SRV

108ms

Total

1125ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:40:40	1125ms	2 NS 0 A 6 MX	🔓 Insecure	View
2026-08-25 06:49:54	1462ms	2 NS 0 A 6 MX	🔓 Insecure	View
2026-08-19 07:32:55	1554ms	2 NS 0 A 6 MX	🔓 Insecure	View
2026-08-12 22:15:04	6022ms	2 NS 0 A 6 MX	🔓 Insecure	View
2026-08-11 07:04:58	3433ms	2 NS 0 A 6 MX	🔓 Insecure	View
2026-07-25 16:28:18	21154ms	2 NS 0 A 0 MX	🔓 Insecure	View
2026-06-27 07:19:20	2855ms	2 NS 0 A 6 MX	🔓 Insecure	View
2026-06-26 12:48:58	1059ms	2 NS 0 A 6 MX	🔓 Insecure	View
2026-06-23 22:00:58	1338ms	2 NS 0 A 6 MX	🔓 Insecure	View
2026-06-23 06:20:13	1267ms	2 NS 0 A 6 MX	🔓 Insecure	View
2026-06-21 11:08:19	1153ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 11:07:58	1591ms	2 NS 0 A 6 MX	🔓 Insecure	View