🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stack-flow.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:15b5^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:c7c8^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.21.181^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.199.200^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hank.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b74^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hank.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c174^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hank.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2174^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hank.ns.cloudflare.com`
		A	108.162.193.116^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hank.ns.cloudflare.com`
		A	172.64.33.116^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hank.ns.cloudflare.com`
		A	173.245.59.116^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hank.ns.cloudflare.com`
NS	`lorna.ns.cloudflare.com`
		A	2606:4700:50::adf5:3abe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lorna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lorna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lorna.ns.cloudflare.com`
		A	108.162.192.190^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lorna.ns.cloudflare.com`
		A	172.64.32.190^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lorna.ns.cloudflare.com`
		A	173.245.58.190^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lorna.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c2f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`rz-in-f26.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.21.181, 172.67.199.200
		IPv6 hints	2606:4700:3032::6815:15b5, 2606:4700:3037::ac43:c7c8
SOA	`hank.ns.cloudflare.com`dns@cloudflare.com serial=2415528795

`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=1790103674

Same first word

stack-flow.com

stack-flow.io

stack-flow.de

Similar names

flow-stack.dev

flow-stack.studio

flow-stack.app

Previous names

Next names

DNS History

15 records (11 active, 4 former)

●NShank.ns.cloudflare.com2026-09-17 → 2026-09-22 · 2 obs

● 2026-09-17 03:13:54
● 2026-09-22 19:22:22

●NSlorna.ns.cloudflare.com2026-09-17 → 2026-09-22 · 2 obs

● 2026-09-17 03:13:54
● 2026-09-22 19:22:22

●MXalt1.aspmx.l.google.com2026-09-17 → 2026-09-22 · 2 obs

● 2026-09-17 03:13:54
● 2026-09-22 19:22:22

●MXalt2.aspmx.l.google.com2026-09-17 → 2026-09-22 · 2 obs

● 2026-09-17 03:13:54
● 2026-09-22 19:22:22

●MXalt3.aspmx.l.google.com2026-09-17 → 2026-09-22 · 2 obs

● 2026-09-17 03:13:54
● 2026-09-22 19:22:22

●MXalt4.aspmx.l.google.com2026-09-17 → 2026-09-22 · 2 obs

● 2026-09-17 03:13:54
● 2026-09-22 19:22:22

●MXaspmx.l.google.com2026-09-17 → 2026-09-22 · 2 obs

● 2026-09-17 03:13:54
● 2026-09-22 19:22:22

●A104.21.21.1812026-09-22 → 2026-09-22 · 3 obs

○ 2026-09-17 03:13:54
● 2026-09-22 19:22:20
● 2026-09-22 19:22:22

●A172.67.199.2002026-09-22 → 2026-09-22 · 3 obs

○ 2026-09-17 03:13:54
● 2026-09-22 19:22:20
● 2026-09-22 19:22:22

○A188.114.96.02026-09-17 → 2026-09-17 · 3 obs

● 2026-09-17 03:13:54
○ 2026-09-22 19:22:20
○ 2026-09-22 19:22:22

○A188.114.97.02026-09-17 → 2026-09-17 · 3 obs

● 2026-09-17 03:13:54
○ 2026-09-22 19:22:20
○ 2026-09-22 19:22:22

●A2606:4700:3032::6815:15b52026-09-22 → 2026-09-22 · 3 obs

○ 2026-09-17 03:13:54
● 2026-09-22 19:22:20
● 2026-09-22 19:22:22

●A2606:4700:3037::ac43:c7c82026-09-22 → 2026-09-22 · 3 obs

○ 2026-09-17 03:13:54
● 2026-09-22 19:22:20
● 2026-09-22 19:22:22

○A2a06:98c1:3120::2026-09-17 → 2026-09-17 · 3 obs

● 2026-09-17 03:13:54
○ 2026-09-22 19:22:20
○ 2026-09-22 19:22:22

○A2a06:98c1:3121::2026-09-17 → 2026-09-17 · 3 obs

● 2026-09-17 03:13:54
○ 2026-09-22 19:22:20
○ 2026-09-22 19:22:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net...	-
stack-flow.com	hank.ns.cloudflare.com, lorna.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.190

NS records: hank.ns.cloudflare.com, lorna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stack-flow.com (unsigned zone)

⏱️ Timing

Total: 435ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.199.200, 104.21.21.181`
AAAA	2	`2606:4700:3032::6815:15b5, 2606:4700:3037::ac43:c7c8`
NS	2	`hank.ns.cloudflare.com, lorna.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`hank.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

stack-flow.com has four IP addresses: 104.21.21.181, 172.67.199.200, 2606:4700:3032::6815:15b5 and 2606:4700:3037::ac43:c7c8.

kuaituijian.cn, dikaganteng.biz.id, securernews.sa.com and two other host names share IP numbers with stack-flow.com.

Name Servers

stack-flow.com is served by two delegated name servers, hank.ns.cloudflare.com and lorna.ns.cloudflare.com.

stack-flow.com uses the same name servers as several other domains — among them bankofguernsey.gg, isitepstein.com, boostmain.pages.dev and two more.

stack-flow.com shares at least some of its name servers with other domains, including dtlocallw.pages.dev, chris-rankrent.workers.dev, licencesoft.fr and two others.

These name servers are frequently paired with the name servers rose.ns.cloudflare.com and shubhi.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

hank.ns.cloudflare.com carries IP addresses 108.162.193.116, 172.64.33.116 and 173.245.59.116, with 3 other addresses beyond those.

lorna.ns.cloudflare.com carries IP addresses 108.162.192.190, 172.64.32.190 and 173.245.58.190, with 3 other addresses beyond those.

Mail Servers

Mail for stack-flow.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

stack-flow.com has at least partial mail server overlap with other domains such as mediusware.agency, womensecstaticdance.org, campaignbright.com and two more.

The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com maps to two IP addresses — 172.253.122.27 and 2607:f8b0:4004:c2f::1a.

alt1.aspmx.l.google.com maps to two IP addresses — 192.178.234.26 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1a.