janestreet.dk

📜 Historical scan 2026-10-01 09:05:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

janestreet.dk is a .dk domain served by 4 nameservers (ns-1126.awsdns-12.org, ns-145.awsdns-18.com, ns-1881.awsdns-43.co.uk and 1 more). It was registered on 7 September 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, has no 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#

4 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1126.awsdns-12.org	205.251.196.102 2600:9000:5304:6600::1	ns-1126.awsdns-12.org ns-1126.awsdns-12.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-145.awsdns-18.com	205.251.192.145 2600:9000:5300:9100::1	ns-145.awsdns-18.com ns-145.awsdns-18.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1881.awsdns-43.co.uk	205.251.199.89 2600:9000:5307:5900::1	ns-1881.awsdns-43.co.uk ns-1881.awsdns-43.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-655.awsdns-17.net	205.251.194.143 2600:9000:5302:8f00::1	ns-655.awsdns-17.net ns-655.awsdns-17.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 05:58:58

www	NXDOMAIN
www vs bare domain	Neither resolves janestreet.dk: no address www.janestreet.dk: no address
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2046ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

65ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1881.awsdns-43.co.uk
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-09 10:17:15

Field	Value
Registrar	MarkMonitor Inc.
Registered	2018-09-07
Expires	2027-09-30 (346d)

📋 WHOIS#

⏱️ Lookup Timing#

57ms

39ms

51ms

AAAA

50ms

TXT

205ms

CAA

41ms

HTTPS

44ms

TLSA

40ms

SOA

65ms

MTA-STS

57ms

DNSSEC

2046ms

SRV

63ms

Total

4714ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 05:58:58	2806ms	4 NS 0 A 0 MX	🔓 Insecure
2026-10-01 09:05:04 shown	4714ms	4 NS 0 A 0 MX	🔓 Insecure
2026-09-27 16:59:03	4765ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-21 18:10:33	524ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-19 21:48:17	1065ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-17 13:27:48	2128ms	4 NS 0 A 0 MX	🔓 Insecure