🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`flowstacktools.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:1a20^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8754^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.26.32^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.135.84^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`denver.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cc4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`denver.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3c4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`denver.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23c4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`denver.ns.cloudflare.com`
		A	108.162.195.196^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.44.196^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.35.196^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`susan.ns.cloudflare.com`
		A	2606:4700:50::a29f:26c7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2c7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`susan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22c7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`susan.ns.cloudflare.com`
		A	108.162.194.199^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
		A	162.159.38.199^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
		A	172.64.34.199^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`susan.ns.cloudflare.com`
TXT	`google-site-verification=Gx6NsJtaQ1abmVodyBYWpavaoCnvrdgoVqj_-59DdmM`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.26.32, 172.67.135.84
		IPv6 hints	2606:4700:3035::6815:1a20, 2606:4700:3037::ac43:8754
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=128, name=cloudflare-ech.com
SOA	`denver.ns.cloudflare.com`dns@cloudflare.com serial=2415509309

`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=1791016229

Same first word

flowstacktools.com

Similar names

stackflowtools.com

stackflowtools.workers.dev

Previous names

Next names

DNS History

12 records (6 active, 6 former)

●NSdenver.ns.cloudflare.com2026-09-18 → 2026-10-03 · 2 obs

● 2026-09-18 00:14:06
● 2026-10-03 08:48:24

●NSsusan.ns.cloudflare.com2026-09-18 → 2026-10-03 · 2 obs

● 2026-09-18 00:14:06
● 2026-10-03 08:48:24

●A104.21.26.322026-09-21 → 2026-10-03 · 5 obs

○ 2026-09-18 00:14:06
● 2026-09-21 18:52:16
○ 2026-09-22 10:23:40
● 2026-09-22 11:06:30
● 2026-10-03 08:48:24

●A172.67.135.842026-09-21 → 2026-10-03 · 5 obs

○ 2026-09-18 00:14:06
● 2026-09-21 18:52:16
○ 2026-09-22 10:23:40
● 2026-09-22 11:06:30
● 2026-10-03 08:48:24

○A188.114.96.02026-09-18 → 2026-09-22 · 5 obs

● 2026-09-18 00:14:06
○ 2026-09-21 18:52:16
● 2026-09-22 10:23:40
○ 2026-09-22 11:06:30
○ 2026-10-03 08:48:24

○A188.114.97.02026-09-18 → 2026-09-22 · 5 obs

● 2026-09-18 00:14:06
○ 2026-09-21 18:52:16
● 2026-09-22 10:23:40
○ 2026-09-22 11:06:30
○ 2026-10-03 08:48:24

●A2606:4700:3035::6815:1a202026-09-21 → 2026-10-03 · 5 obs

○ 2026-09-18 00:14:06
● 2026-09-21 18:52:16
○ 2026-09-22 10:23:40
● 2026-09-22 11:06:30
● 2026-10-03 08:48:24

●A2606:4700:3037::ac43:87542026-09-21 → 2026-10-03 · 5 obs

○ 2026-09-18 00:14:06
● 2026-09-21 18:52:16
○ 2026-09-22 10:23:40
● 2026-09-22 11:06:30
● 2026-10-03 08:48:24

○A2a06:98c1:3120::2026-09-22 → 2026-09-22 · 4 obs

○ 2026-09-21 18:52:16
● 2026-09-22 10:23:40
○ 2026-09-22 11:06:30
○ 2026-10-03 08:48:24

○A2a06:98c1:3120::42026-09-18 → 2026-09-18 · 3 obs

● 2026-09-18 00:14:06
○ 2026-09-21 18:52:16
○ 2026-10-03 08:48:24

○A2a06:98c1:3121::2026-09-22 → 2026-09-22 · 4 obs

○ 2026-09-21 18:52:16
● 2026-09-22 10:23:40
○ 2026-09-22 11:06:30
○ 2026-10-03 08:48:24

○A2a06:98c1:3121::42026-09-18 → 2026-09-18 · 3 obs

● 2026-09-18 00:14:06
○ 2026-09-21 18:52:16
○ 2026-10-03 08:48:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
flowstacktools.com	susan.ns.cloudflare.com, denver.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.199

NS records: susan.ns.cloudflare.com, denver.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flowstacktools.com (unsigned zone)

⏱️ Timing

Total: 393ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.135.84, 104.21.26.32`
AAAA	2	`2606:4700:3037::ac43:8754, 2606:4700:3035::6815:1a20`
NS	2	`denver.ns.cloudflare.com, susan.ns.cloudflare.com`
TXT	1	`google-site-verification=Gx6NsJtaQ1abmVo`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`denver.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

flowstacktools.com directs to four IP numbers, which are 104.21.26.32, 172.67.135.84, 2606:4700:3035::6815:1a20 and 2606:4700:3037::ac43:8754.

maxmerlin.cz, clickfungames876.top, www.(0x706f726e)o-gamer.com and two other host names share IP numbers with flowstacktools.com.

Name Servers

flowstacktools.com has two authoritative name servers — denver.ns.cloudflare.com and susan.ns.cloudflare.com.

flowstacktools.com uses the same name servers as several other domains — among them hedwigandtheangryinch.co.uk, sr.com.se, punjab.gr.com and two more.

At least some of flowstacktools.com's name servers are shared with other domains, for example oula2.pages.dev, bansal1232-bhavy.workers.dev, lucifer.money and two more.

It is common for these name servers to be used in conjunction with the name servers lily.ns.cloudflare.com, leonard.ns.cloudflare.com and duke.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

denver.ns.cloudflare.com points to 108.162.195.196, 162.159.44.196, 172.64.35.196 and 3 other IP addresses.

susan.ns.cloudflare.com points to 108.162.194.199, 162.159.38.199, 172.64.34.199 and 3 other IP addresses.

flowstacktools.com - robtex.com