`flowcheck223-booking.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:53cf^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:b54e^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.207^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.181.78^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`leif.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cde^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leif.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3de^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leif.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23de^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leif.ns.cloudflare.com`
		A	108.162.195.222^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leif.ns.cloudflare.com`
		A	162.159.44.222^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leif.ns.cloudflare.com`
		A	172.64.35.222^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leif.ns.cloudflare.com`
NS	`mia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mia.ns.cloudflare.com`
		A	108.162.192.200^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mia.ns.cloudflare.com`
		A	172.64.32.200^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mia.ns.cloudflare.com`
		A	173.245.58.200^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mia.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.207, 172.67.181.78
		IPv6 hints	2606:4700:3031::6815:53cf, 2606:4700:3036::ac43:b54e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=6, name=cloudflare-ech.com
SOA	`leif.ns.cloudflare.com`dns@cloudflare.com serial=2396634119

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776143092

⚠️ On DNS blocklist: tif

Same first word

flowcheck223-booking.com

DNS History

6 records (6 active, 0 former)

●NSleif.ns.cloudflare.com2026-04-11 → 2026-04-14 · 2 obs

● 2026-04-11 16:07:28
● 2026-04-14 05:28:00

●NSmia.ns.cloudflare.com2026-04-11 → 2026-04-14 · 2 obs

● 2026-04-11 16:07:28
● 2026-04-14 05:28:00

●A104.21.83.2072026-04-11 → 2026-04-14 · 2 obs

● 2026-04-11 16:07:28
● 2026-04-14 05:28:00

●A172.67.181.782026-04-11 → 2026-04-14 · 2 obs

● 2026-04-11 16:07:28
● 2026-04-14 05:28:00

●A2606:4700:3031::6815:53cf2026-04-11 → 2026-04-14 · 2 obs

● 2026-04-11 16:07:28
● 2026-04-14 05:28:00

●A2606:4700:3036::ac43:b54e2026-04-11 → 2026-04-14 · 2 obs

● 2026-04-11 16:07:28
● 2026-04-14 05:28:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net...	-
flowcheck223-booking.com	mia.ns.cloudflare.com, leif.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.200

NS records: mia.ns.cloudflare.com, leif.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flowcheck223-booking.com (unsigned zone)

⏱️ Timing

Total: 116ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.83.207, 172.67.181.78`
AAAA	2	`2606:4700:3031::6815:53cf, 2606:4700:3036::ac43:b54e`
NS	2	`leif.ns.cloudflare.com, mia.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`leif.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (mia.ns.cloudflare.com, mia.ns.cloudflare.com, mia.ns.cloudflare.com...)

Analysis

IP Addresses

Four IP numbers are pointed to by flowcheck223-booking.com: 2606:4700:3031::6815:53cf, 2606:4700:3036::ac43:b54e, 104.21.83.207 and 172.67.181.78.

other host names including mail.fs-waldkirchen.de, ebete.com, ecopolis.id, lawfusionexperts.com and arnatious.com share IP numbers with flowcheck223-booking.com.

Name Servers

flowcheck223-booking.com is delegated to two name servers leif.ns.cloudflare.com and mia.ns.cloudflare.com.

flowcheck223-booking.com shares the same name server setup as other domains, for instance topelitegaming.com, bwhpage-open04.com, aignshtc.gay, thecoupoon.com and arauz.com.br.

flowcheck223-booking.com at least partially shares name servers with other domains, for instance meetic.fr, barix.nl, ny553.net, filthycabbage.net and atvrom-craiova.ro.

These name servers are commonly used alongside kim.ns.cloudflare.com and ricardo.ns.cloudflare.com.

Host names with six IP numbers:

Host name leif.ns.cloudflare.com points to: 2606:4700:58::a29f:2cde, 2803:f800:50::6ca2:c3de, 2a06:98c1:50::ac40:23de, 108.162.195.222, 162.159.44.222 and 172.64.35.222.

Host name mia.ns.cloudflare.com points to: 2606:4700:50::adf5:3ac8, 2803:f800:50::6ca2:c0c8, 2a06:98c1:50::ac40:20c8, 108.162.192.200, 172.64.32.200 and 173.245.58.200.

flowcheck223-booking.com - robtex.com