fstack.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`fstack.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:24a9^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:c599^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.36.169^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.197.153^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dave.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dave.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dave.ns.cloudflare.com`
		A	108.162.193.109^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	172.64.33.109^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
		A	173.245.59.109^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dave.ns.cloudflare.com`
NS	`lola.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a84^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c084^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lola.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2084^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lola.ns.cloudflare.com`
		A	108.162.192.132^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	172.64.32.132^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	173.245.58.132^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.36.169, 172.67.197.153
		IPv6 hints	2606:4700:3032::6815:24a9, 2606:4700:3032::ac43:c599
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=208, name=cloudflare-ech.com
SOA	`dave.ns.cloudflare.com`dns@cloudflare.com serial=2411635976

`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=1788654228

Same first word

fstack.com.mx

fstack.co

fstack.dev

fstack.asia

fstack.net

fstack.pro

fstack.io.vn

fstack.cn

fstack.org

fstack.cl

fstack.xyz

fstack.com

fstack.in

Similar names

factks.de

stackf.myshopify.com

kcfast.ph

stackf.com

ksfact.com

fastkc.com

ftcksa.com

kfacts.com

ktfcsa.com

ftcksa.net

ktfcsa.pages.dev

tfksac.org

fctask.com

Previous names

fst89.com

fst899.com

fst9.com

fst918.com

fst96.com

fsta.com

fsta4b.com

fstab.com

fstabf.com

fstable.com

fstablecoin.com

fstablecoins.com

fstac-nancy.com

fstacademy.com

fstaccounting.com

fstacdn.com

fstacertified.com

Next names

DNS History

23 records (8 active, 15 former)

●NSdave.ns.cloudflare.com2026-09-04 → 2026-09-06 · 3 obs

○ 2017-05-13 22:39:00
● 2026-09-04 15:40:58
● 2026-09-06 00:33:34

●NSlola.ns.cloudflare.com2026-09-04 → 2026-09-06 · 3 obs

○ 2017-05-13 22:39:00
● 2026-09-04 15:40:58
● 2026-09-06 00:33:34

○NSns13.domaincontrol.com2015-06-17 → 2017-05-13 · 5 obs

○ 2008-03-07 23:23:22
● 2015-06-17 11:30:12
● 2017-05-13 22:39:00
○ 2026-09-04 15:40:58
○ 2026-09-06 00:33:34

○NSns14.domaincontrol.com2015-06-17 → 2017-05-13 · 5 obs

○ 2008-03-07 23:23:22
● 2015-06-17 11:30:12
● 2017-05-13 22:39:00
○ 2026-09-04 15:40:58
○ 2026-09-06 00:33:34

○NSns8.san.yahoo.com2008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

○NSns9.san.yahoo.com2008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

○NSyns1.yahoo.com2008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

○NSyns2.yahoo.com2008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

●MXmailstore1.secureserver.net2015-06-17 → 2026-09-06 · 3 obs

○ 2008-03-07 23:23:22
● 2015-06-17 11:30:12
● 2026-09-06 00:33:34

○MXmx1.biz.mail.yahoo.com2008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

○MXmx5.biz.mail.yahoo.com2008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

●MXsmtp.secureserver.net2015-06-17 → 2026-09-06 · 3 obs

○ 2008-03-07 23:23:22
● 2015-06-17 11:30:12
● 2026-09-06 00:33:34

●A104.21.36.1692026-09-04 → 2026-09-06 · 3 obs

○ 2017-05-13 22:39:00
● 2026-09-04 15:40:58
● 2026-09-06 00:33:34

●A172.67.197.1532026-09-04 → 2026-09-06 · 3 obs

○ 2017-05-13 22:39:00
● 2026-09-04 15:40:58
● 2026-09-06 00:33:34

○A216.39.58.2002008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

○A216.39.58.2012008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

○A216.39.58.2022008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

○A216.39.58.2032008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

○A216.39.58.2042008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

○A216.39.58.2052008-03-07 → 2008-03-07 · 3 obs

● 2008-03-07 23:23:22
○ 2015-06-17 11:30:12
○ 2026-09-06 00:33:34

●A2606:4700:3032::6815:24a92026-09-04 → 2026-09-06 · 3 obs

○ 2017-05-13 22:39:00
● 2026-09-04 15:40:58
● 2026-09-06 00:33:34

●A2606:4700:3032::ac43:c5992026-09-04 → 2026-09-06 · 3 obs

○ 2017-05-13 22:39:00
● 2026-09-04 15:40:58
● 2026-09-06 00:33:34

○A50.63.202.332015-06-17 → 2017-05-13 · 5 obs

○ 2008-03-07 23:23:22
● 2015-06-17 11:30:12
● 2017-05-13 22:39:00
○ 2026-09-04 15:40:58
○ 2026-09-06 00:33:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
fstack.com	dave.ns.cloudflare.com, lola.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.33.109

NS records: dave.ns.cloudflare.com, lola.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fstack.com (unsigned zone)

⏱️ Timing

Total: 302ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.36.169, 172.67.197.153`
AAAA	2	`2606:4700:3032::ac43:c599, 2606:4700:3032::6815:24a9`
NS	2	`dave.ns.cloudflare.com, lola.ns.cloudflare.com`
MX	2	`smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dave.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

fstack.com points to the four IP addresses 104.21.36.169, 172.67.197.153, 2606:4700:3032::6815:24a9 and 2606:4700:3032::ac43:c599.

Among the host names that share IP numbers with fstack.com are dopecom.com, vcproject.org, onyxcoffeelab.live and two others.

Name Servers

fstack.com is delegated to two name servers: dave.ns.cloudflare.com and lola.ns.cloudflare.com.

fstack.com has the same name server delegation as a number of other domains, such as hotelkassaros.gr, permcon.co.nz, slamprou.gr and two more.

At least some of fstack.com's name servers are shared with other domains, for example bobs-comfort-hvac-cinema.pages.dev, royal-bet-giris.sbs, mycynergyit.com and two more.

These name servers tend to be used in conjunction with the name servers mimi.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

dave.ns.cloudflare.com resolves to 108.162.193.109, 172.64.33.109, 173.245.59.109 and 3 other IP addresses.

lola.ns.cloudflare.com resolves to 108.162.192.132, 172.64.32.132, 173.245.58.132 and 3 other IP addresses.

Mail Servers

The MX records for fstack.com point to two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

fstack.com has the same mail server arrangement as a number of other domains, for example chuschoice.com, kabakyemekleri.com, oneilllogisticsllc.com and two more.

fstack.com overlaps on mail servers with certain other domains, powercem.com.mx among them.

The hosts mailstore1.secureserver.net and smtp.secureserver.net both resolve to three IP numbers: mailstore1.secureserver.net to 216.69.141.78, 216.69.141.114 and 216.69.141.162, and smtp.secureserver.net to 216.69.141.71, 216.69.141.84 and 216.69.141.113.