nassau.dk

📜 Historical scan 2026-06-23 17:35:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nassau.dk is a .dk domain served by 2 nameservers (dns1.cscdns.net, dns2.cscdns.net). It was registered on 2 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 18.200.179.139 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by nassau-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 58ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.cscdns.net	156.154.130.100 2610:a1:1022::100	spdns3.cscdns.net ns1.ascio.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
dns2.cscdns.net	156.154.131.100 2610:a1:1023::100	ns4.ascio.net ns3.domainnetwork.com	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

3 records 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
18.200.179.139	300s	ec2-18-200-179-139.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	18.200.0.0/14	🇮🇪 Ireland	Dublin
52.208.179.40	300s	ec2-52-208-179-40.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	52.208.0.0/13	🇮🇪 Ireland	Dublin
52.215.88.119	300s	ec2-52-215-88-119.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	52.208.0.0/13	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	nassau-dk.mail.protection.outlook.com	2a01:111:f403:c92c::2 2a01:111:f403:f902:: 2a01:111:f403:f90a::1 2a01:111:f403:f913:: 52.101.10.16 52.101.41.26 52.101.8.46 52.101.9.20	mail-dm2pr04cu00102.inbound.protection.outlook.com mail-bl2pr04cu00100.inbound.protection.outlook.com mail-bn8pr03cu00201.inbound.protection.outlook.com mail-cy1pr03cu00100.inbound.protection.outlook.com mail-bn6pr21cu00500.inbound.protection.outlook.com mail-sj0pr03cu01702.inbound.protection.outlook.com mail-dm6pr05cu00406.inbound.protection.outlook.com mail-bl0pr02cu00604.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	mail.assaabloy.net → 141.81.169.13

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 2051ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	mail.assaabloy.net

📝 TXT Records#

7 records 235ms

TXT Record
canva-site-verification=oXnnLmc1kxNzjcxYpG4BOw
google-site-verification=0QiUCuq6Wl11vI8d9kx3RPVW0TS9m4dimXx6ILznSnU
google-site-verification=4IzO0HNekQeIzDwJReIC869crrPC8vcMr8Ogli4-uuc
Ihr4zECZR7KCN/X6Kom+NOFkwqrdN8HPYB7VrJpd/Yk8wWd1LABGekuV/YTnIXa7bq5GSKNSMZx2Hn0ZPM5KOQ==
klaviyo-site-verification=SyxJTz
teamviewer-sso-verification=1c5a19a61169409082b2a9de131b1a62
v=spf1 include:dedicated.mysmtp.com include:spf.protection.outlook.com include:spf.trustit.eu include:em3453.nassau.dk ip4:141.81.167.228 ip4:159.183.217.185 ip4:35.214.212.238 ip4:35.214.183.81 ip4:35.214.208.81 ip4:35.214.213.218 -all

✉️ SPF#

Policy	Record (nassau.dk)
-all (hard fail)	v=spf1 include:dedicated.mysmtp.com include:spf.protection.outlook.com include:spf.trustit.eu include:em3453.nassau.dk ip4:141.81.167.228 ip4:159.183.217.185 ip4:35.214.212.238 ip4:35.214.183.81 ip4:35.214.208.81 ip4:35.214.213.218 -all

📨 DMARC#

Policy	Record (_dmarc.nassau.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:c617a603d59c866@rep.dmarcanalyzer.com; ruf=mailto:c617a603d59c866@for.dmarcanalyzer.com; pct=100; fo=1

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 10:59:56

www CNAME	master-7rqtwti-52zple2lzcttm.eu-4.platformsh.site (all on platformsh.site) → 52.215.88.119 (AS16509)
www vs bare domain	Same network nassau.dk: 18.200.179.139 52.208.179.40 52.215.88.119 (AS16509) www.nassau.dk: 52.215.88.119 (AS16509)
Wildcard	No

✍️ DKIM keys#

4 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
s1	s1.domainkey.u32293654.wl155.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u32293654.wl155.sendgrid.net	RSA · ~2048 bit
selector2	selector2-nassau-dk._domainkey.assaabloy.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 8/10 · policy: -all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

190ms

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

🏷️ SOA#

56ms

Field	Value
Serial	2018012331
Primary NS (MNAME)	dns1.cscdns.net
Responsible (RNAME)	hostmaster@cscdns.net
Refresh	10000s
Retry	1800s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-11 07:16:27

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	1997-10-02
Expires	2026-12-31 (71d)

📋 WHOIS#

⏱️ Lookup Timing#

58ms

61ms

66ms

AAAA

66ms

TXT

235ms

CAA

62ms

HTTPS

65ms

TLSA

680ms

SOA

56ms

MTA-STS

68ms

DNSSEC

190ms

SRV

2051ms

Total

3225ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-06-28 10:20:42	969ms	2 NS 3 A 1 MX	🔓 Insecure
2026-06-23 17:35:38 shown	3225ms	2 NS 3 A 1 MX	🔓 Insecure
2026-06-21 14:43:20	1115ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 06:01:17	1728ms	2 NS 3 A 1 MX	🔓 Insecure