🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`flexstack.online`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:5c1c^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b958^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.92.28^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.185.88^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ingrid.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ingrid.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ingrid.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ingrid.ns.cloudflare.com`
		A	108.162.192.165^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ingrid.ns.cloudflare.com`
		A	172.64.32.165^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ingrid.ns.cloudflare.com`
		A	173.245.58.165^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ingrid.ns.cloudflare.com`
NS	`kevin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bbf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kevin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kevin.ns.cloudflare.com`
		A	108.162.193.191^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.33.191^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.59.191^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`google-site-verification=Sl6M8T7srM0NvTkcfDOz_qoWJUNmYUjSXEHv0AAnzlc`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.92.28, 172.67.185.88
		IPv6 hints	2606:4700:3034::6815:5c1c, 2606:4700:3037::ac43:b958
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=99, name=cloudflare-ech.com
SOA	`ingrid.ns.cloudflare.com`dns@cloudflare.com serial=2413002151

`online`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1788958118

⚠️ On DNS blocklist: spam-tlds

Same first word

flexstack.org

flexstack.online

flexstack.nl

flexstack.io

flexstack.eu

flexstack.run

flexstack.tech

flexstack.app

flexstack.com

flexstack.ai

flexstack.xyz

Similar names

stackflex.io

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSingrid.ns.cloudflare.com2026-09-04 → 2026-09-09 · 2 obs

● 2026-09-04 14:14:28
● 2026-09-09 13:30:32

●NSkevin.ns.cloudflare.com2026-09-04 → 2026-09-09 · 2 obs

● 2026-09-04 14:14:28
● 2026-09-09 13:30:32

●A104.21.92.282026-09-04 → 2026-09-09 · 2 obs

● 2026-09-04 14:14:28
● 2026-09-09 13:30:32

●A172.67.185.882026-09-04 → 2026-09-09 · 2 obs

● 2026-09-04 14:14:28
● 2026-09-09 13:30:32

●A2606:4700:3034::6815:5c1c2026-09-04 → 2026-09-09 · 2 obs

● 2026-09-04 14:14:28
● 2026-09-09 13:30:32

●A2606:4700:3037::ac43:b9582026-09-04 → 2026-09-09 · 2 obs

● 2026-09-04 14:14:28
● 2026-09-09 13:30:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
online	ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info	8 records
flexstack.online	kevin.ns.cloudflare.com, ingrid.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.165

NS records: kevin.ns.cloudflare.com, ingrid.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flexstack.online (unsigned zone)

⏱️ Timing

Total: 866ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.185.88, 104.21.92.28`
AAAA	2	`2606:4700:3034::6815:5c1c, 2606:4700:3037::ac43:b958`
NS	2	`ingrid.ns.cloudflare.com, kevin.ns.cloudflare.com`
TXT	1	`google-site-verification=Sl6M8T7srM0NvTk`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ingrid.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org...)

Analysis

IP Addresses

flexstack.online points to the four IP addresses 104.21.92.28, 172.67.185.88, 2606:4700:3034::6815:5c1c and 2606:4700:3037::ac43:b958.

forrarbetpix.com, mocbai.co.com, myfitflitrend.com plus two other host names have IP numbers in common with flexstack.online.

Name Servers

flexstack.online has two authoritative name servers — ingrid.ns.cloudflare.com and kevin.ns.cloudflare.com.

The name server configuration of flexstack.online is shared with other domains, for instance dandreabanquets.com, gmgloc.com.br, giveemhellbrigham.com and two others.

There is at least partial name server overlap between flexstack.online and other domains — openform.rest, stron-gwilliam.workers.dev, ortopedijaizvor.com and two more among them.

The name servers george.ns.cloudflare.com, tia.ns.cloudflare.com and melody.ns.cloudflare.com are often found in combination with these name servers.

Hosts with 6 IP addresses each:

ingrid.ns.cloudflare.com points to 108.162.192.165, 172.64.32.165, 173.245.58.165 and 3 other IP addresses.

kevin.ns.cloudflare.com points to 108.162.193.191, 172.64.33.191, 173.245.59.191 and 3 other IP addresses.

flexstack.online - robtex.com