byens4100.dk

📜 Historical scan 2026-06-16 18:05:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byens4100.dk is a .dk domain served by 2 nameservers (ns1.eatonline.dk, ns2.eatonline.dk). It was registered on 28 January 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.235.50.60 is hosted by LeaseWeb Netherlands B.V. (AS60781) in The Netherlands. Mail is handled by byens4100.dk. 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#

2 records 83ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eatonline.dk	—	—	—
ns2.eatonline.dk	—	—	—

🌍 A Records#

1 records 82ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.235.50.60	—	srv.eatonline.dk	AS60781	LeaseWeb Netherlands B.V.	77.235.50.0/23	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 82ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	byens4100.dk	77.235.50.60	srv.eatonline.dk	AS60781 LeaseWeb Netherlands B.V.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 181ms

TXT Record
v=spf1 +a +mx +ip4:77.235.50.60 +include:spf.mandrillapp.com ~all

✉️ SPF#

Policy	Record (byens4100.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:77.235.50.60 +include:spf.mandrillapp.com ~all

📨 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 2026-10-17 04:49:07

www CNAME	byens4100.dk (all on byens4100.dk) → 77.235.50.60 (AS60781)
www vs bare domain	Same network byens4100.dk: 77.235.50.60 (AS60781) www.byens4100.dk: 77.235.50.60 (AS60781)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

148ms

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

🏷️ SOA#

81ms

Field	Value
Serial	2026051301
Primary NS (MNAME)	ns1.eatonline.dk
Responsible (RNAME)	info@eatonline.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 20:13:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-01-28
Expires	2027-01-31 (101d)

📋 WHOIS#

⏱️ Lookup Timing#

83ms

82ms

AAAA

89ms

TXT

181ms

CAA

88ms

HTTPS

88ms

TLSA

287ms

SOA

81ms

MTA-STS

93ms

DNSSEC

148ms

SRV

0ms

Total

711ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 22:02:04	1293ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-25 11:06:24	690ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-16 00:15:31	8676ms	2 NS 1 A 1 MX	❓ Unknown
2026-06-16 18:05:09 shown	711ms	2 NS 1 A 1 MX	🔓 Insecure