byflou.dk

📜 Historical scan 2026-10-11 16:53:50 · ← 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 smtp.google.com. The zone is not DNSSEC-signed, publishes a 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 31ms

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 38ms

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#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	smtp.google.com	142.250.150.26 142.250.150.27 173.194.73.26 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 2a00:1450:4010:c1c::1a 2a00:1450:4010:c1c::1b 64.233.161.26 64.233.161.27	la-in-f26.1e100.net la-in-f27.1e100.net lq-in-f26.1e100.net lh-in-x1a.1e100.net lh-in-f26.1e100.net lh-in-f27.1e100.net lh-in-x1b.1e100.net la-in-f26.1e100.net la-in-f27.1e100.net lh-in-f26.1e100.net lh-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 AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 45ms

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 46ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.62.58,172.67.220.161 ech=AEX+DQBBLgAgACAKmPsUX6rL2uUGGR7WbWf1oHqRnLD9KLSEOo9hOusTRgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:3e3a,2606:4700:3037::ac43:dca1

📝 TXT Records#

1 records 146ms

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

✉️ SPF#

Policy	Record (byflou.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.byflou.dk)
p=none (monitor only)	v=DMARC1; p=none; aspf=r; rua=mailto:5f801a17fd3f4197b0c20ace50f3c4d9@dmarc-reports.cloudflare.net

📬 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.

🔎 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#

69ms

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

🏷️ SOA#

45ms

Field	Value
Serial	2417206358
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#

31ms

38ms

30ms

AAAA

45ms

TXT

146ms

CAA

41ms

HTTPS

46ms

TLSA

90ms

SOA

45ms

MTA-STS

37ms

DNSSEC

69ms

SRV

50ms

Total

472ms

🕐 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 shown	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	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