2f.dk DNS records

🖥️ Nameservers4 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1363.awsdns-42.org	205.251.197.83 2600:9000:5305:5300::1	ns-1363.awsdns-42.org ns-1363.awsdns-42.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1872.awsdns-42.co.uk	205.251.199.80 2600:9000:5307:5000::1	ns-1872.awsdns-42.co.uk ns-1872.awsdns-42.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-325.awsdns-40.com	205.251.193.69 2600:9000:5301:4500::1	ns-325.awsdns-40.com ns-325.awsdns-40.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-737.awsdns-28.net	205.251.194.225 2600:9000:5302:e100::1	ns-737.awsdns-28.net ns-737.awsdns-28.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records8 records 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.5.66.21	60s	—	AS16509	Amazon.com, Inc.	3.5.64.0/18	🇮🇪 Ireland	Dublin
3.5.67.196	60s	s3-w.eu-west-1.amazonaws.com	AS16509	Amazon.com, Inc.	3.5.64.0/18	🇮🇪 Ireland	Dublin
3.5.69.47	60s	s3.eu-west-1.amazonaws.com	AS16509	Amazon.com, Inc.	3.5.64.0/18	🇮🇪 Ireland	Dublin
3.5.70.237	60s	s3-w.eu-west-1.amazonaws.com	AS16509	Amazon.com, Inc.	3.5.64.0/18	🇮🇪 Ireland	Dublin
3.5.71.73	60s	s3-deprecated.eu-west-1.amazonaws.com	AS16509	Amazon.com, Inc.	3.5.64.0/18	🇮🇪 Ireland	Dublin
3.5.74.90	60s	—	AS16509	Amazon.com, Inc.	3.5.64.0/18	🇮🇪 Ireland	Dublin
3.5.75.23	60s	—	AS16509	Amazon.com, Inc.	3.5.64.0/18	🇮🇪 Ireland	Dublin
52.92.4.116	60s	s3-website-eu-west-1.amazonaws.com	AS16509	Amazon.com, Inc.	52.92.0.0/15	🇮🇪 Ireland	Dublin

📧 MX Records2 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	43200s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 224ms

TXT Record
google-site-verification=odOLqvZoto68uPmDGklT1bjmbDIF8LCRH0nDSbPLTGI

✉️ 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

🔗 TLSA / DANE

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

🔐 DNSSEC79ms

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

🏷️ SOA71ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1363.awsdns-42.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

39ms

A

63ms

MX

52ms

AAAA

51ms

TXT

224ms

CAA

65ms

HTTPS

90ms

TLSA

277ms

SOA

71ms

MTA-STS

70ms

DNSSEC

79ms

SRV

84ms

Total

1148ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 23:28:40	1148ms	4 NS 8 A 2 MX	🔓 Insecure	View
2026-06-21 05:17:22	969ms	4 NS 8 A 2 MX	🔓 Insecure	View
2026-06-16 13:26:21	17817ms	4 NS 8 A 2 MX	🔓 Insecure	View
2026-06-16 13:12:42	1500ms	4 NS 8 A 2 MX	🔓 Insecure	View