maersktankers.dk DNS records

🖥️ Nameservers3 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
nsa.perf1.fr	2a01:c8:100::100 81.92.94.100	nsa.perf1.fr nsa.perf1.fr	AS20756 Nameshield SAS AS20756 Nameshield SAS
nsb.perf1.com	2a01:c8:101::100 81.92.95.100	nsb.perf1.com nsb.perf1.com	AS20756 Nameshield SAS AS20756 Nameshield SAS
nsc.perf1.com	152.89.172.100 2a09:35c0:102::100	nsc.perf1.com nsc.perf1.com	AS209510 Nameshield SAS AS209510 Nameshield SAS

🌍 A Records3 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
152.89.172.56	43200s	cdn.perf1.com	AS209510	Nameshield SAS	152.89.172.0/22	🇫🇷 France	—
81.92.94.54	43200s	cdn.perf1.com	AS20756	Nameshield SAS	81.92.80.0/20	🇫🇷 France	Angers
81.92.95.55	43200s	cdn.perf1.com	AS20756	Nameshield SAS	81.92.80.0/20	🇫🇷 France	Angers

📧 MX Records1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	maersktankers-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca09::28 2a01:111:f403:ca09::8 2a01:111:f403:ca48::c 52.101.68.10 52.101.68.27 52.101.68.29 52.101.73.11	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)3 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:c8:100::54	43200s	cdn.perf1.com	AS20756	Nameshield SAS	2a01:c8:0:0:0:0:0:0/32	🇫🇷 France	—
2a01:c8:101::55	43200s	cdn.perf1.com	AS20756	Nameshield SAS	2a01:c8:0:0:0:0:0:0/32	🇫🇷 France	—
2a09:35c0:102::56	43200s	cdn.perf1.com	AS209510	Nameshield SAS	2a09:35c0:100:0:0:0:0:0/40	🇫🇷 France	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 91ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 290ms

TXT Record
MS=ms71856728
v=spf1 ip4:213.214.133.163 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (maersktankers.dk)
-all (hard fail)	v=spf1 ip4:213.214.133.163 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.maersktankers.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=quarantine; ruf=mailto:Malicious@maersktankers.com; rua=mailto:Malicious@maersktankers.com; pct=100

📬 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)

🔐 DNSSEC90ms

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

🏷️ SOA0ms

Field	Value
Serial	2026051812
Primary NS (MNAME)	nsa.perf1.fr
Responsible (RNAME)	technical@nameshield.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	7200s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

57ms

A

43ms

MX

50ms

AAAA

47ms

TXT

290ms

CAA

55ms

HTTPS

43ms

TLSA

611ms

SOA

0ms

MTA-STS

77ms

DNSSEC

90ms

SRV

91ms

Total

1421ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 20:34:49	1421ms	3 NS 3 A 1 MX	🔓 Insecure	View
2026-06-19 22:54:44	841ms	3 NS 3 A 1 MX	🔓 Insecure	View
2026-06-18 06:55:39	1297ms	3 NS 3 A 1 MX	🔓 Insecure	View