colstack.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

colstack.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:c3f5🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::6815:343b🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.52.59Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.195.245🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrad.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b69🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A2803:f800:50::6ca2:c169🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrad.ns.cloudflare.com
A2a06:98c1:50::ac40:2169🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrad.ns.cloudflare.com
A108.162.193.105🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A172.64.33.105🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
A173.245.59.105🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrad.ns.cloudflare.com
NSsunny.ns.cloudflare.com
A2606:4700:50::a29f:26a6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsunny.ns.cloudflare.com
A2803:f800:50::6ca2:c2a6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsunny.ns.cloudflare.com
A2a06:98c1:50::ac40:22a6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsunny.ns.cloudflare.com
A108.162.194.166🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsunny.ns.cloudflare.com
A162.159.38.166Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsunny.ns.cloudflare.com
A172.64.34.166🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsunny.ns.cloudflare.com
MXmail.colstack.com ⭐
A51.195.56.78🇫🇷 OVH51.195.0.0/16
PTRip78.ip-51-195-56.eu
TXTgoogle-site-verification=F5DvoGCGRoBycvOY1wFGDWKK3mZqbdqJooLOBTjFjo8
TXTv=spf1 mx a ip4:51.195.56.78 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.52.59, 172.67.195.245
IPv6 hints2606:4700:3030::ac43:c3f5, 2606:4700:3031::6815:343b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=79, name=cloudflare-ech.com
SOAbrad.ns.cloudflare.comdns@cloudflare.com serial=2412865206

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1788027230

Same first word

colstack.com

Similar names

catslock.co.nz
astclock.com
calstock.com.au
calstock.org.uk
castlock.com
lockcast.com
stackloc.com.br
stockcal.com
stackcol.com
clostack.com
satclock.shop
catslock.app
clocksta.com
lockcast.net
calstock.co.uk
atsclock.com
calstock.info
calstock.com

Previous names

colspy.com
colsr.com
colsramble.com
colsrealty.com
colsrouges.com
colsrow.com
colsrp.com
colsrv.com
colss.com
colssa.com
colsshop.com
colssion.com
colsson.com
colsstar.com
colssuperstore.com
colst.com
colsta.com

Next names

colstad.com
colstaff.com
colstamps.com
colstan.com
colstans.com
colstar.com
colstar2688.com
colstarmedia.com
colstars.com
colstarshop.com
colstartransportation.com
colstartv.com
colstarva.com
colstash.com
colstat.com
colstate.com
colstatepads.com
colstco.com

DNS History

11 records (7 active, 4 former)

NSbrad.ns.cloudflare.comsunny.ns.cloudflare.comMXmail.colstack.comA104.21.52.59172.67.195.2452606:4700:3030::ac43:c3f52606:4700:3031::6815:343b188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSbrad.ns.cloudflare.com2026-08-29 → 2026-08-29 · 2 obs
● 2026-08-29 10:57:38
● 2026-08-29 18:33:28
●NSsunny.ns.cloudflare.com2026-08-29 → 2026-08-29 · 2 obs
● 2026-08-29 10:57:38
● 2026-08-29 18:33:28
●MXmail.colstack.com2026-08-29 → 2026-08-29 · 2 obs
● 2026-08-29 10:57:38
● 2026-08-29 18:33:28
●A104.21.52.592026-08-29 → 2026-08-29 · 3 obs
○ 2026-08-29 10:57:38
● 2026-08-29 18:33:24
● 2026-08-29 18:33:28
●A172.67.195.2452026-08-29 → 2026-08-29 · 3 obs
○ 2026-08-29 10:57:38
● 2026-08-29 18:33:24
● 2026-08-29 18:33:28
○A188.114.96.02026-08-29 → 2026-08-29 · 3 obs
● 2026-08-29 10:57:38
○ 2026-08-29 18:33:24
○ 2026-08-29 18:33:28
○A188.114.97.02026-08-29 → 2026-08-29 · 3 obs
● 2026-08-29 10:57:38
○ 2026-08-29 18:33:24
○ 2026-08-29 18:33:28
●A2606:4700:3030::ac43:c3f52026-08-29 → 2026-08-29 · 3 obs
○ 2026-08-29 10:57:38
● 2026-08-29 18:33:24
● 2026-08-29 18:33:28
●A2606:4700:3031::6815:343b2026-08-29 → 2026-08-29 · 3 obs
○ 2026-08-29 10:57:38
● 2026-08-29 18:33:24
● 2026-08-29 18:33:28
○A2a06:98c1:3120::2026-08-29 → 2026-08-29 · 3 obs
● 2026-08-29 10:57:38
○ 2026-08-29 18:33:24
○ 2026-08-29 18:33:28
○A2a06:98c1:3121::2026-08-29 → 2026-08-29 · 3 obs
● 2026-08-29 10:57:38
○ 2026-08-29 18:33:24
○ 2026-08-29 18:33:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
colstack.combrad.ns.cloudflare.com, sunny.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.166

NS records: brad.ns.cloudflare.com, sunny.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for colstack.com (unsigned zone)

⏱️ Timing

Total: 172ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.52.59, 172.67.195.245
AAAA22606:4700:3030::ac43:c3f5, 2606:4700:3031::6815:343b
NS2brad.ns.cloudflare.com, sunny.ns.cloudflare.com
MX1mail.colstack.com (pri: 10)
TXT2google-site-verification=F5DvoGCGRoBycvO, v=spf1 mx a ip4:51.195.56.78 ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1brad.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

colstack.com points to the four IP addresses 104.21.52.59, 172.67.195.245, 2606:4700:3030::ac43:c3f5 and 2606:4700:3031::6815:343b.

Two other host names, along with jagoledakstudent.site, coramlast.com and healthynutritionpath.info, also share IP numbers with colstack.com.

Name Servers

colstack.com uses two name servers for its delegation: brad.ns.cloudflare.com and sunny.ns.cloudflare.com.

colstack.com shares its NS records with other domains, for example officialanshikaassociates.workers.dev, rajpruthvih5468.workers.dev, digitalon.website and two others.

The name servers of colstack.com overlap at least partially with those of other domains — among them dancefloordiscos.com, hungnkit.com.cn, doepfer.co.uk and two more.

These name servers commonly appear in combination with the name servers kurt.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname brad.ns.cloudflare.com directs to 108.162.193.105, 172.64.33.105 and 173.245.59.105 along with 3 other IP addresses.

Hostname sunny.ns.cloudflare.com directs to 108.162.194.166, 162.159.38.166 and 172.64.34.166 along with 3 other IP addresses.

Mail Servers

The sole mail server for colstack.com is mail.colstack.com.

mail.colstack.com directs to just one IP number, 51.195.56.78.