sezane.dk DNS records

🖥️ Nameservers4 records 69ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1018.awsdns-63.net	205.251.195.250 2600:9000:5303:fa00::1	ns-1018.awsdns-63.net ns-1018.awsdns-63.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1475.awsdns-56.org	205.251.197.195 2600:9000:5305:c300::1	ns-1475.awsdns-56.org ns-1475.awsdns-56.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1977.awsdns-55.co.uk	205.251.199.185 2600:9000:5307:b900::1	ns-1977.awsdns-55.co.uk ns-1977.awsdns-55.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-37.awsdns-04.com	205.251.192.37 2600:9000:5300:2500::1	ns-37.awsdns-04.com ns-37.awsdns-04.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records4 records 74ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
18.173.5.116	60s	server-18-173-5-116.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	18.173.0.0/21	🇺🇸 United States	—
18.173.5.120	60s	server-18-173-5-120.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	18.173.0.0/21	🇺🇸 United States	—
18.173.5.57	60s	server-18-173-5-57.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	18.173.0.0/21	🇺🇸 United States	—
18.173.5.98	60s	server-18-173-5-98.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	18.173.0.0/21	🇺🇸 United States	—

📧 MX Records1 records 73ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	60s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 213ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.sezane.dk)
p=reject	v=DMARC1; p=reject; pct=100; adkim=s; aspf=s;

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records5 records 76ms

Flags	Tag	Value
0	iodef	mailto:technology@sezane.com
0	issue	amazon.com
0	issue	amazonaws.com
0	issue	amazontrust.com
0	issue	awstrust.com

🔗 TLSA / DANE

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

🔐 DNSSEC176ms

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

🏷️ SOA69ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1977.awsdns-55.co.uk
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

69ms

A

74ms

MX

73ms

AAAA

68ms

TXT

213ms

CAA

76ms

HTTPS

70ms

TLSA

97ms

SOA

69ms

MTA-STS

79ms

DNSSEC

176ms

SRV

8052ms

Total

27418ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-06 20:49:42	27418ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-06-26 15:00:17	4441ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-06-23 23:39:50	960ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 20:13:42	1031ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-06-17 17:04:06	4519ms	4 NS 4 A 0 MX	🔓 Insecure	View