mrbuilder.dk

📜 Historical scan 2026-09-07 15:41:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mrbuilder.dk is a .dk domain served by 2 nameservers (jobs.ns.cloudflare.com, maxine.ns.cloudflare.com). It was registered on 22 March 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.34.178 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by smtp.google.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 97ms

Nameserver	IP addresses	PTR	ASN / ISP
jobs.ns.cloudflare.com	108.162.193.183 172.64.33.183 173.245.59.183 2606:4700:58::adf5:3bb7 2803:f800:50::6ca2:c1b7 2a06:98c1:50::ac40:21b7	jobs.ns.cloudflare.com jobs.ns.cloudflare.com jobs.ns.cloudflare.com jobs.ns.cloudflare.com jobs.ns.cloudflare.com jobs.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
maxine.ns.cloudflare.com	108.162.194.179 162.159.38.179 172.64.34.179 2606:4700:50::a29f:26b3 2803:f800:50::6ca2:c2b3 2a06:98c1:50::ac40:22b3	maxine.ns.cloudflare.com maxine.ns.cloudflare.com maxine.ns.cloudflare.com maxine.ns.cloudflare.com maxine.ns.cloudflare.com maxine.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 112ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.34.178	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.163.144	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 132ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27 2a00:1450:4025:c01::1a 2a00:1450:4025:c01::1b 2a00:1450:4025:c03::1a 2a00:1450:4025:c03::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.34.178
🔶 Autoconfig	104.21.34.178

🔷 AAAA Records (IPv6)#

2 records 151ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:a390	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:22b2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 128ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.34.178,172.67.163.144 ech=AEX+DQBB6AAgACDRyTVmAIEMo4afhCTdBtocEYtRehL3cTAWETumvdG6dAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a390,2606:4700:3034::6815:22b2

📝 TXT Records#

2 records 615ms

TXT Record
google-site-verification=PdrqkBoXalhbWsSTVx0-f2mm-SKrYw4CRwwq2VSy6u8
v=spf1 include:spf.simply.com -all

✉️ SPF#

Policy	Record (mrbuilder.dk)
-all (hard fail)	v=spf1 include:spf.simply.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 2026-10-08 00:21:47

www	104.21.34.178 172.67.163.144 2606:4700:3033::ac43:a390 2606:4700:3034::6815:22b2 (AS13335) (address records, no CNAME)
www vs bare domain	Same network mrbuilder.dk: 104.21.34.178 172.67.163.144 2606:4700:3033::ac43:a390 2606:4700:3034::6815:22b2 (AS13335) www.mrbuilder.dk: 104.21.34.178 172.67.163.144 2606:4700:3033::ac43:a390 2606:4700:3034::6815:22b2 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

173ms

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	2414236346
Primary NS (MNAME)	jobs.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-07-11 23:55:24

Field	Value
Registrar	Simply.com A/S
Registered	2023-03-22
Expires	2027-03-21 (154d)

📋 WHOIS#

⏱️ Lookup Timing#

97ms

112ms

132ms

AAAA

151ms

TXT

615ms

CAA

124ms

HTTPS

128ms

TLSA

1014ms

SOA

0ms

MTA-STS

120ms

DNSSEC

173ms

SRV

153ms

Total

2901ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 00:21:47	538ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 00:12:26	674ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-13 04:53:49	1135ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-07 15:41:22 shown	2901ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 02:06:55	1409ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 18:29:18	1011ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-11 23:54:40	1355ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 15:30:58	1072ms	2 NS 2 A 1 MX	🔓 Insecure