by-bak.dk

Records from scan: 2026-09-29 06:38:06 · 708ms total · last checked 2026-10-18 02:46 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

by-bak.dk is a .dk domain served by 2 nameservers (carla.ns.cloudflare.com, kayden.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.31.229 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
carla.ns.cloudflare.com	108.162.194.86 162.159.38.86 172.64.34.86 2606:4700:50::a29f:2656 2803:f800:50::6ca2:c256 2a06:98c1:50::ac40:2256	carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kayden.ns.cloudflare.com	108.162.195.74 162.159.44.74 172.64.35.74 2606:4700:58::a29f:2c4a 2803:f800:50::6ca2:c34a 2a06:98c1:50::ac40:234a	kayden.ns.cloudflare.com kayden.ns.cloudflare.com kayden.ns.cloudflare.com kayden.ns.cloudflare.com kayden.ns.cloudflare.com kayden.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.31.229	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.180.184	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:b4b8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:1fe5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 45ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.31.229,172.67.180.184 ech=AEX+DQBBUwAgACBpH3CM4YVGqqyIpt7D9+oChiF6nYYQ1mV+N1UOHE/3SgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:b4b8,2606:4700:3035::6815:1fe5

📝 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#

checked 2026-10-11 20:26:26

www	104.21.31.229 172.67.180.184 2606:4700:3030::ac43:b4b8 2606:4700:3035::6815:1fe5 (AS13335) (address records, no CNAME)
www vs bare domain	Same network by-bak.dk: 188.114.96.1 188.114.97.1 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.by-bak.dk: 104.21.31.229 172.67.180.184 2606:4700:3030::ac43:b4b8 2606:4700:3035::6815:1fe5 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

121ms

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	2416133104
Primary NS (MNAME)	carla.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

43ms

35ms

46ms

AAAA

36ms

TXT

169ms

CAA

42ms

HTTPS

45ms

TLSA

75ms

SOA

0ms

MTA-STS

70ms

DNSSEC

121ms

SRV

60ms

Total

708ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 06:38:06 shown	708ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-10 01:53:16	1236ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-01 02:39:44	9524ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 05:09:20	582ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-04 15:49:40	1400ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-09 05:43:32	1005ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-01 23:45:42	1243ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 18:09:22	1278ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 18:06:55	3017ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 18:06:48	512ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 18:01:05	473ms	2 NS 2 A 0 MX	🔓 Insecure