holidu.dk DNS records

🖥️ Nameservers4 records 70ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1251.awsdns-28.org	205.251.196.227 2600:9000:5304:e300::1	ns-1251.awsdns-28.org ns-1251.awsdns-28.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1653.awsdns-14.co.uk	205.251.198.117 2600:9000:5306:7500::1	ns-1653.awsdns-14.co.uk ns-1653.awsdns-14.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-57.awsdns-07.com	205.251.192.57 2600:9000:5300:3900::1	ns-57.awsdns-07.com ns-57.awsdns-07.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-932.awsdns-52.net	205.251.195.164 2600:9000:5303:a400::1	ns-932.awsdns-52.net ns-932.awsdns-52.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records4 records 72ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
13.35.58.100	600s	server-13-35-58-100.fra60.r.cloudfront.net	AS16509	Amazon.com, Inc.	13.32.0.0/11	🇺🇸 United States	—
13.35.58.11	600s	server-13-35-58-11.fra60.r.cloudfront.net	AS16509	Amazon.com, Inc.	13.32.0.0/11	🇺🇸 United States	—
13.35.58.22	600s	server-13-35-58-22.fra60.r.cloudfront.net	AS16509	Amazon.com, Inc.	13.32.0.0/11	🇺🇸 United States	—
13.35.58.92	600s	server-13-35-58-92.fra60.r.cloudfront.net	AS16509	Amazon.com, Inc.	13.32.0.0/11	🇺🇸 United States	—

📧 MX Records5 records 68ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	aspmx.l.google.com	2a00:1450:4010:c1e::1b 74.125.131.27	lb-in-f27.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	600s	alt1.aspmx.l.google.com	192.178.211.27 2a00:1450:4010:c22::1a	lcbomp-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	600s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4003:c26::1b	lcdels-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	600s	aspmx2.googlemail.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	600s	aspmx3.googlemail.com	192.178.211.27 2404:6800:4003:c26::1a	lcbomp-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	d2jse2ypbe8y64.cloudfront.net → 65.9.46.15
🔶 Autoconfig	d2jse2ypbe8y64.cloudfront.net → 13.35.58.100

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records5 records 335ms

TXT Record
facebook-domain-verification=a2e91uzhq989pcawwyf3ksw3mmq1ft
google-site-verification=_R6ekQPAWtIClZCnXyH23p9z8WRSqtEYBzb5MqqiG40
google-site-verification=RjI2biMadHxVbIz4O5MQDHrIP9TnoqpQntcxk9Hp8UM
pinterest-site-verification=6e1f5a586c62432a3f036e60f17fd931
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.holidu.dk)
p=reject	v=DMARC1; p=reject;

📬 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.holidu.dk	d2jse2ypbe8y64.cloudfront.net

🔗 TLSA / DANE

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

🔐 DNSSEC107ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA68ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1251.awsdns-28.org
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

70ms

A

72ms

MX

68ms

AAAA

68ms

TXT

335ms

CAA

64ms

HTTPS

63ms

TLSA

170ms

SOA

68ms

MTA-STS

147ms

DNSSEC

107ms

SRV

168ms

Total

1935ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-23 02:40:53	1935ms	4 NS 4 A 5 MX	🔓 Insecure	View
2026-06-17 13:29:54	4750ms	4 NS 4 A 5 MX	🔓 Insecure	View