stackflowusa.co - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

stackflowusa.co

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:d57d🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:3dc6🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.61.198Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.213.125🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSsarah.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26da🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsarah.ns.cloudflare.com
A2803:f800:50::6ca2:c2da🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsarah.ns.cloudflare.com
A2a06:98c1:50::ac40:22da🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsarah.ns.cloudflare.com
A108.162.194.218🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsarah.ns.cloudflare.com
A162.159.38.218Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsarah.ns.cloudflare.com
A172.64.34.218🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsarah.ns.cloudflare.com
NSvicente.ns.cloudflare.com
A2606:4700:58::a29f:2cef🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvicente.ns.cloudflare.com
A2803:f800:50::6ca2:c3ef🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvicente.ns.cloudflare.com
A2a06:98c1:50::ac40:23ef🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvicente.ns.cloudflare.com
A108.162.195.239🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvicente.ns.cloudflare.com
A162.159.44.239Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvicente.ns.cloudflare.com
A172.64.35.239🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvicente.ns.cloudflare.com
MX_dc-mx.3a2522c86d00.stackflowusa.co ⭐
TXTv=spf1 include:_spf.emlship.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.61.198, 172.67.213.125
IPv6 hints2606:4700:3032::ac43:d57d, 2606:4700:3037::6815:3dc6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com
SOAsarah.ns.cloudflare.comdns@cloudflare.com serial=2413141319

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co
NSb.registrydns.co
NSc.registrydns.co
NSd.registrydns.co
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759742168

Same first word

stackflowusa.co

Previous names

stackd.co
stackdapp.co
stackdd.co
stackdeals.co
stackdns.co
stackdock.co
stackdsmoothie.co
stackdstudio.co
stacked.co
stackedlabs.co
stackedpipe.co
stackedpoints.co
stackedup.co
stackenterprise.co
stacker.co
stackera.co
stackerror.co
stackers.co
stackfile.co
stackfinance.co

Next names

stackforce.co
stackforge.co
stackfox.co
stackful.co
stackgames.co
stackgenie.co
stackgrowusa.co
stackharlow.co
stackholding.co
stackholdings.co
stackholdingscap.co
stackholdingscapital.co
stackholdingsequity.co
stackholdingsfund.co
stackholdingsfunding.co
stackholdingsgroup.co
stackholdingsllc.co
stackholdingspartners.co
stackhouse.co
stackideas.co

DNS History

11 records (7 active, 4 former)

NSsarah.ns.cloudflare.comvicente.ns.cloudflare.comMX_dc-mx.3a2522c86d00.stackflowusa.coA104.21.61.198172.67.213.1252606:4700:3032::ac43:d57d2606:4700:3037::6815:3dc6188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSsarah.ns.cloudflare.com2026-08-24 → 2026-08-25 · 2 obs
● 2026-08-24 23:13:36
● 2026-08-25 23:52:06
●NSvicente.ns.cloudflare.com2026-08-24 → 2026-08-25 · 2 obs
● 2026-08-24 23:13:36
● 2026-08-25 23:52:06
●MX_dc-mx.3a2522c86d00.stackflowusa.co2026-08-24 → 2026-08-25 · 2 obs
● 2026-08-24 23:13:36
● 2026-08-25 23:52:06
●A104.21.61.1982026-08-25 → 2026-08-25 · 3 obs
○ 2026-08-24 23:13:36
● 2026-08-25 12:44:38
● 2026-08-25 23:52:06
●A172.67.213.1252026-08-25 → 2026-08-25 · 3 obs
○ 2026-08-24 23:13:36
● 2026-08-25 12:44:38
● 2026-08-25 23:52:06
○A188.114.96.02026-08-24 → 2026-08-24 · 3 obs
● 2026-08-24 23:13:36
○ 2026-08-25 12:44:38
○ 2026-08-25 23:52:06
○A188.114.97.02026-08-24 → 2026-08-24 · 3 obs
● 2026-08-24 23:13:36
○ 2026-08-25 12:44:38
○ 2026-08-25 23:52:06
●A2606:4700:3032::ac43:d57d2026-08-25 → 2026-08-25 · 3 obs
○ 2026-08-24 23:13:36
● 2026-08-25 12:44:38
● 2026-08-25 23:52:06
●A2606:4700:3037::6815:3dc62026-08-25 → 2026-08-25 · 3 obs
○ 2026-08-24 23:13:36
● 2026-08-25 12:44:38
● 2026-08-25 23:52:06
○A2a06:98c1:3120::2026-08-24 → 2026-08-24 · 3 obs
● 2026-08-24 23:13:36
○ 2026-08-25 12:44:38
○ 2026-08-25 23:52:06
○A2a06:98c1:3121::2026-08-24 → 2026-08-24 · 3 obs
● 2026-08-24 23:13:36
○ 2026-08-25 12:44:38
○ 2026-08-25 23:52:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coa.registrydns.co, c.registrydns.co, b.registrydns.co, d.registrydns.co-
stackflowusa.covicente.ns.cloudflare.com, sarah.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.218

NS records: vicente.ns.cloudflare.com, sarah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackflowusa.co (unsigned zone)

⏱️ Timing

Total: 1128ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.213.125, 104.21.61.198
AAAA22606:4700:3032::ac43:d57d, 2606:4700:3037::6815:3dc6
NS2sarah.ns.cloudflare.com, vicente.ns.cloudflare.com
MX1_dc-mx.3a2522c86d00.stackflowusa.co (pri
TXT1v=spf1 include:_spf.emlship.net ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1sarah.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

stackflowusa.co directs to four IP numbers, which are 104.21.61.198, 172.67.213.125, 2606:4700:3032::ac43:d57d and 2606:4700:3037::6815:3dc6.

Among the host names that share IP numbers with stackflowusa.co are dyamuh.dev, ecodure.co.nz, 526326.vip and two others.

Name Servers

The NS records for stackflowusa.co delegate to sarah.ns.cloudflare.com and vicente.ns.cloudflare.com.

stackflowusa.co has the same name server delegation as a number of other domains, such as myrudderjolly.com, business-ai1.com, hqwithnote.info and two more.

At least some of stackflowusa.co's name servers are shared with other domains, for example ondoperps-check.xyz, hehongxi.com, nordhaus.lv and two more.

These name servers tend to be deployed in combination with the name servers kipp.ns.cloudflare.com and agustin.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

sarah.ns.cloudflare.com maps to 108.162.194.218, 162.159.38.218, 172.64.34.218 and 3 additional IP addresses.

vicente.ns.cloudflare.com maps to 108.162.195.239, 162.159.44.239, 172.64.35.239 and 3 additional IP addresses.

Mail Servers

stackflowusa.co routes its mail through a single mail server, _dc-mx.3a2522c86d00.stackflowusa.co.