byflou.dk

📜 Historical scan 2026-09-29 17:19:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byflou.dk is a .dk domain served by 2 nameservers (rob.ns.cloudflare.com, robin.ns.cloudflare.com). It was registered on 27 August 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.62.58 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ASPMX.L.GOOGLE.COM, ALT1.ASPMX.L.GOOGLE.COM and 3 more. 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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
rob.ns.cloudflare.com	108.162.193.140 172.64.33.140 173.245.59.140 2606:4700:58::adf5:3b8c 2803:f800:50::6ca2:c18c 2a06:98c1:50::ac40:218c	rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
robin.ns.cloudflare.com	108.162.192.218 172.64.32.218 173.245.58.218 2606:4700:50::adf5:3ada 2803:f800:50::6ca2:c0da 2a06:98c1:50::ac40:20da	robin.ns.cloudflare.com robin.ns.cloudflare.com robin.ns.cloudflare.com robin.ns.cloudflare.com robin.ns.cloudflare.com robin.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 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.62.58	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.220.161	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	ASPMX.L.GOOGLE.COM	142.250.150.27 2a00:1450:4010:c03::1b 2a00:1450:4010:c03::1b	la-in-f27.1e100.net lr-in-f27.1e100.net lr-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	300s	ALT1.ASPMX.L.GOOGLE.COM	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	ALT2.ASPMX.L.GOOGLE.COM	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	ASPMX2.GOOGLEMAIL.COM	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	ASPMX3.GOOGLEMAIL.COM	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.62.58
🔶 Autoconfig	172.67.220.161

🔷 AAAA Records (IPv6)#

2 records 52ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:3e3a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:dca1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.62.58,172.67.220.161 ech=AEX+DQBB9QAgACBlQvng91BMb4/gAuiWoH+7mBpJqIejZ9jbc52RAZZLSwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:3e3a,2606:4700:3037::ac43:dca1

📝 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#

latest probe, not this scan · checked 2026-10-16 01:45:51

www	104.21.62.58 172.67.220.161 2606:4700:3035::6815:3e3a 2606:4700:3037::ac43:dca1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network byflou.dk: 104.21.62.58 172.67.220.161 2606:4700:3035::6815:3e3a 2606:4700:3037::ac43:dca1 (AS13335) www.byflou.dk: 104.21.62.58 172.67.220.161 2606:4700:3035::6815:3e3a 2606:4700:3037::ac43:dca1 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	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.

🔗 TLSA / DANE#

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

🔐 DNSSEC#

83ms

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	2411526725
Primary NS (MNAME)	rob.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 17:41:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-08-27
Expires	2028-08-31 (684d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

48ms

27ms

AAAA

52ms

TXT

194ms

CAA

34ms

HTTPS

38ms

TLSA

129ms

SOA

0ms

MTA-STS

49ms

DNSSEC

83ms

SRV

81ms

Total

754ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 01:45:51	961ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-11 16:53:50	472ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-06 19:03:56	798ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-05 17:36:15	2615ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-30 17:21:52	794ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-29 17:19:23 shown	754ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-24 08:51:52	9602ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-08 02:41:00	2627ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-01 23:34:12	3676ms	2 NS 1 A 5 MX	🔓 Insecure
2026-06-16 18:10:02	1045ms	2 NS 1 A 5 MX	🔓 Insecure