byholidays.dk DNS records

🖥️ Nameservers2 records 102ms

Nameserver	IP addresses	PTR	ASN / ISP
dan.ns.cloudflare.com	108.162.193.108 172.64.33.108 173.245.59.108 2606:4700:58::adf5:3b6c 2803:f800:50::6ca2:c16c 2a06:98c1:50::ac40:216c	dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nadia.ns.cloudflare.com	108.162.192.207 172.64.32.207 173.245.58.207 2606:4700:50::adf5:3acf 2803:f800:50::6ca2:c0cf 2a06:98c1:50::ac40:20cf	nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.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 Records5 records 127ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1b	lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 463ms

TXT Record
google-site-verification=VGU2w_Qb_q5lIVrsAJaNagVdUur4nWpdO_VSxX3AUdo
v=spf1 include:_spf.google.com -all

✉️ SPF

Policy	Record (byholidays.dk)
-all (hard fail)	v=spf1 include:_spf.google.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.byholidays.dk	5gH_HJNdm2LDQr_9KeawVZBZ3zijNJ5LmmalggRllvw
TXT	_acme-challenge.byholidays.dk	jFUjrRU8SZi9QyMk0-joTLodAmQAQrZH3Y1gjr_ep0M

🔗 TLSA / DANE

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

🔐 DNSSEC341ms

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	2413542647
Primary NS (MNAME)	dan.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

102ms

A

89ms

MX

127ms

AAAA

89ms

TXT

463ms

CAA

107ms

HTTPS

101ms

TLSA

370ms

SOA

0ms

MTA-STS

183ms

DNSSEC

341ms

SRV

189ms

Total

2889ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 01:10:03	2889ms	2 NS 0 A 5 MX	🔓 Insecure	View
2026-08-26 17:52:03	567ms	2 NS 0 A 5 MX	🔓 Insecure	View
2026-08-19 07:20:04	18289ms	2 NS 0 A 5 MX	🔓 Insecure	View
2026-07-03 18:32:46	1422ms	2 NS 0 A 5 MX	🔓 Insecure	View
2026-06-28 11:03:15	2162ms	2 NS 0 A 5 MX	🔓 Insecure	View
2026-06-25 13:47:59	3765ms	2 NS 0 A 5 MX	🔓 Insecure	View
2026-06-25 09:48:24	901ms	2 NS 0 A 5 MX	🔓 Insecure	View
2026-06-23 18:21:51	966ms	2 NS 0 A 5 MX	🔓 Insecure	View
2026-06-16 18:20:26	647ms	2 NS 0 A 5 MX	🔓 Insecure	View
2026-06-16 18:20:03	739ms	2 NS 0 A 5 MX	🔓 Insecure	View