bookflow.dk

📜 Historical scan 2026-09-26 22:48:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bookflow.dk is a .dk domain served by 2 nameservers (hope.ns.cloudflare.com, malcolm.ns.cloudflare.com). It was registered on 23 July 2026 (WHOIS) and first appeared in the .dk zone on 24 July 2026. Its website address 104.21.44.36 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.zoho.com, mx2.zoho.com and 1 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 41ms

Nameserver	IP addresses	PTR	ASN / ISP
hope.ns.cloudflare.com	108.162.192.163 172.64.32.163 173.245.58.163 2606:4700:50::adf5:3aa3 2803:f800:50::6ca2:c0a3 2a06:98c1:50::ac40:20a3	hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com hope.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
malcolm.ns.cloudflare.com	108.162.195.81 162.159.44.81 172.64.35.81 2606:4700:58::a29f:2c51 2803:f800:50::6ca2:c351 2a06:98c1:50::ac40:2351	malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.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 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.44.36	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.194.164	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx.zoho.com	136.143.191.44 136.143.191.44 136.143.191.44 136.143.191.44 136.143.191.44 136.143.191.44	mx2.zohomail.com mx.zohomail.com mx.zoho.com mx3.zoho.com mx2.zoho.com mx3.zohomail.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO
20	600s	mx2.zoho.com	136.143.191.44 136.143.191.44 136.143.191.44 136.143.191.44 136.143.191.44 136.143.191.44	mx.zoho.com mx2.zoho.com mx3.zoho.com mx.zohomail.com mx2.zohomail.com mx3.zohomail.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO
50	600s	mx3.zoho.com	136.143.191.44 136.143.191.44 136.143.191.44 136.143.191.44 136.143.191.44 136.143.191.44	mx3.zohomail.com mx2.zohomail.com mx.zohomail.com mx.zoho.com mx3.zoho.com mx2.zoho.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO

🔷 AAAA Records (IPv6)#

2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:c2a4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:2c24	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.44.36,172.67.194.164 ech=AEX+DQBBfwAgACBQyH5ajT3eKUxVOOZwUDeqLcIajSiE6zbB5nmcd4A4VwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:c2a4,2606:4700:3032::6815:2c24

📝 TXT Records#

2 records 180ms

TXT Record
v=spf1 include:zohomail.com ~all
zoho-verification=zb70509704.zmverify.zoho.com

✉️ SPF#

Policy	Record (bookflow.dk)
~all (soft fail)	v=spf1 include:zohomail.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 04:24:01

www	104.21.44.36 172.67.194.164 2606:4700:3031::ac43:c2a4 2606:4700:3032::6815:2c24 (AS13335) (address records, no CNAME)
www vs bare domain	Same network bookflow.dk: 104.21.44.36 172.67.194.164 2606:4700:3031::ac43:c2a4 2606:4700:3032::6815:2c24 (AS13335) www.bookflow.dk: 104.21.44.36 172.67.194.164 2606:4700:3031::ac43:c2a4 2606:4700:3032::6815:2c24 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2060ms

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	2415524366
Primary NS (MNAME)	hope.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 15:58:21

Field	Value
Registrar	Domænehajen ApS
Registered	2026-07-23
Expires	2027-07-22 (278d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

46ms

32ms

AAAA

46ms

TXT

180ms

CAA

44ms

HTTPS

33ms

TLSA

346ms

SOA

0ms

MTA-STS

53ms

DNSSEC

2060ms

SRV

61ms

Total

2792ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 00:02:55	715ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-26 22:48:12 shown	2792ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-24 01:14:01	952ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-24 08:57:33	1049ms	2 NS 2 A 3 MX	🔓 Insecure