4100.dk

📜 Historical scan 2026-09-23 13:35:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4100.dk is a .dk domain served by 2 nameservers (ns7.bricksite.net, ns8.bricksite.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 147.135.129.10 is hosted by OVH SAS (AS16276) in France. Mail is handled by mx.4100.dk.cust.a.hostedemail.com. 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 56ms

Nameserver	IP addresses	PTR	ASN / ISP
ns7.bricksite.net	35.246.226.10	10.226.246.35.bc.googleusercontent.com	AS396982 Google LLC
ns8.bricksite.net	35.242.190.82	82.190.242.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records#

1 records 62ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
147.135.129.10	3600s	ns3076140.ip-147-135-129.eu	AS16276	OVH SAS	147.135.0.0/16	🇫🇷 France	—

📧 MX Records#

1 records 60ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mx.4100.dk.cust.a.hostedemail.com	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	4100.dk → 4100.dk.
🔶 Autoconfig	4100.dk → 4100.dk.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 286ms

TXT Record
v=spf1 include:_spf.hostedemail.com ~all

✉️ SPF#

Policy	Record (4100.dk)
~all (soft fail)	v=spf1 include:_spf.hostedemail.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 2026-10-11 19:28:53

www CNAME	4100.dk (all on 4100.dk) → 147.135.129.10 (AS16276)
www vs bare domain	Same network 4100.dk: 147.135.129.10 (AS16276) www.4100.dk: 147.135.129.10 (AS16276)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.4100.dk	4100.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9080ms

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	2019080602
Primary NS (MNAME)	ns7.bricksite.net
Responsible (RNAME)	hostmaster@bricksite.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

56ms

62ms

60ms

AAAA

53ms

TXT

286ms

CAA

64ms

HTTPS

54ms

TLSA

434ms

SOA

0ms

MTA-STS

64ms

DNSSEC

9080ms

SRV

124ms

Total

9886ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 12:01:06	1303ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 20:32:35	3597ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 13:35:57 shown	9886ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-22 11:54:24	1771ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 12:36:53	3185ms	2 NS 1 A 1 MX	🔓 Insecure