4640.dk

📜 Historical scan 2026-07-18 07:10:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4640.dk is a .dk domain served by 3 nameservers (ns1.wsd.dk, ns2.wsd.dk, ns3.wsd.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.150.84.78 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by mail.4640.dk, mx30.4640.dk and 1 more. 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#

3 records 2038ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.wsd.dk	193.150.84.89	—	AS31027 GlobalConnect A/S
ns2.wsd.dk	193.150.84.90	ns2.wsd.dk	AS31027 GlobalConnect A/S
ns3.wsd.dk	193.150.84.91	ns3.wsd.dk	AS31027 GlobalConnect A/S

🌍 A Records#

1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.150.84.78	14400s	mail.webpost.dk	AS31027	GlobalConnect A/S	193.150.84.0/22	🇩🇰 Denmark	Hårlev

📧 MX Records#

3 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	14400s	mail.4640.dk	193.150.84.78	mail.webpost.dk	AS31027 GlobalConnect A/S
30	14400s	mx30.4640.dk	193.150.84.92	mx30.wsd.dk	AS31027 GlobalConnect A/S
50	14400s	mx50.4640.dk	193.150.84.93	mx50.wsd.dk	AS31027 GlobalConnect A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 2193ms

TXT Record
v=spf1 a mx ptr ip4:193.150.84.78 -all

✉️ SPF#

Policy	Record (4640.dk)
-all (hard fail)	v=spf1 a mx ptr ip4:193.150.84.78 -all

📨 DMARC#

Policy	Record (_dmarc.4640.dk)
p=reject	v=DMARC1;p=reject; sp=reject; ruf=mailto:spam-reports@wsd.dk

📬 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 03:53:47

www	193.150.84.78 (AS31027) (address records, no CNAME)
www vs bare domain	Same network 4640.dk: 193.150.84.78 (AS31027) www.4640.dk: 193.150.84.78 (AS31027)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

87ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026050600
Primary NS (MNAME)	ns1.wsd.dk
Responsible (RNAME)	hostmaster@4640.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

2038ms

34ms

36ms

AAAA

4029ms

TXT

2193ms

CAA

36ms

HTTPS

39ms

TLSA

178ms

SOA

0ms

MTA-STS

2057ms

DNSSEC

87ms

SRV

4033ms

Total

4926ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 01:05:52	822ms	3 NS 1 A 3 MX	🔓 Insecure
2026-09-29 00:46:45	661ms	3 NS 1 A 3 MX	🔓 Insecure
2026-09-28 00:20:45	739ms	3 NS 1 A 3 MX	🔓 Insecure
2026-09-25 23:48:45	714ms	3 NS 1 A 3 MX	🔓 Insecure
2026-09-23 22:55:55	739ms	3 NS 1 A 3 MX	🔓 Insecure
2026-08-27 13:14:59	835ms	3 NS 1 A 3 MX	🔓 Insecure
2026-07-18 07:10:45 shown	4926ms	3 NS 1 A 3 MX	🔓 Insecure
2026-06-22 19:41:26	1820ms	3 NS 1 A 3 MX	🔓 Insecure
2026-06-21 19:21:00	1023ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:37:54	741ms	3 NS 1 A 3 MX	🔓 Insecure