sanstu.com - robtex.com

sanstu.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:2985🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a503🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.41.133Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.165.3🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdenver.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cc4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdenver.ns.cloudflare.com
A2803:f800:50::6ca2:c3c4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdenver.ns.cloudflare.com
A2a06:98c1:50::ac40:23c4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdenver.ns.cloudflare.com
A108.162.195.196🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdenver.ns.cloudflare.com
A162.159.44.196Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdenver.ns.cloudflare.com
A172.64.35.196🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdenver.ns.cloudflare.com
NSkinsley.ns.cloudflare.com
A2606:4700:50::a29f:264b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkinsley.ns.cloudflare.com
A2803:f800:50::6ca2:c24b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkinsley.ns.cloudflare.com
A2a06:98c1:50::ac40:224b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkinsley.ns.cloudflare.com
A108.162.194.75🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkinsley.ns.cloudflare.com
A162.159.38.75Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkinsley.ns.cloudflare.com
A172.64.34.75🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkinsley.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.41.133, 172.67.165.3
IPv62606:4700:3031::6815:2985, 2606:4700:3035::ac43:a503
SOAdenver.ns.cloudflare.comdns@cloudflare.com serial=2397580598

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=1774371157

Same first word

sanstu.com

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susant.com
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nstusa.com
satsun.cn
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usnats.com
antuss.cn
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stnusa.com
ntsusa.org

DNS History

9 records (6 active, 3 former)

201820192020202120222023202420252026NSdenver.ns.cloudflare.comkinsley.ns.cloudflare.comvip1.alidns.comvip2.alidns.comA104.21.41.133172.67.165.32606:4700:3031::6815:29852606:4700:3035::ac43:a50339.108.118.34
●NSdenver.ns.cloudflare.com2026-02-19 → 2026-03-24 · 3 obs
○ 2017-09-08 03:27:34
● 2026-02-19 18:08:58
● 2026-03-24 16:55:48
●NSkinsley.ns.cloudflare.com2026-02-19 → 2026-03-24 · 3 obs
○ 2017-09-08 03:27:34
● 2026-02-19 18:08:58
● 2026-03-24 16:55:48
○NSvip1.alidns.com2017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 03:27:34
○ 2026-02-19 18:08:58
○ 2026-03-24 16:55:48
○NSvip2.alidns.com2017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 03:27:34
○ 2026-02-19 18:08:58
○ 2026-03-24 16:55:48
●A104.21.41.1332026-02-19 → 2026-03-24 · 3 obs
○ 2017-09-08 03:27:34
● 2026-02-19 18:08:58
● 2026-03-24 16:55:48
●A172.67.165.32026-02-19 → 2026-03-24 · 3 obs
○ 2017-09-08 03:27:34
● 2026-02-19 18:08:58
● 2026-03-24 16:55:48
●A2606:4700:3031::6815:29852026-02-19 → 2026-03-24 · 3 obs
○ 2017-09-08 03:27:34
● 2026-02-19 18:08:58
● 2026-03-24 16:55:48
●A2606:4700:3035::ac43:a5032026-02-19 → 2026-03-24 · 3 obs
○ 2017-09-08 03:27:34
● 2026-02-19 18:08:58
● 2026-03-24 16:55:48
○A39.108.118.342017-09-08 → 2017-09-08 · 3 obs
● 2017-09-08 03:27:34
○ 2026-02-19 18:08:58
○ 2026-03-24 16:55:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
sanstu.comkinsley.ns.cloudflare.com, denver.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.196

NS records: kinsley.ns.cloudflare.com, denver.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sanstu.com (unsigned zone)

⏱️ Timing

Total: 127ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.41.133, 172.67.165.3
AAAA22606:4700:3035::ac43:a503, 2606:4700:3031::6815:2985
NS2denver.ns.cloudflare.com, kinsley.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1denver.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sanstu.com points to four IP numbers: 2606:4700:3031::6815:2985, 2606:4700:3035::ac43:a503, 104.21.41.133 and 172.67.165.3.

Other host names, for instance sea89.medicuslessonscheduler.com, buha.mn, goldseasontex.com, www.marrakech-nettoyage.com and boothjuice.com share IP numbers with sanstu.com.

Name Servers

sanstu.com's delegation is to two name servers denver.ns.cloudflare.com and kinsley.ns.cloudflare.com.

sanstu.com shares the same name server configuration as other domains, such as tweel.cn, nywx.cn, ht210xx.com, s12333.com and f23f.com.

sanstu.com at least partially shares its name servers with other domains, for instance bjyr.com.cn, ebiconsulting.com, familyplanning2020.org, xn--168-3ml1b5dxa4a2i.com and jan-jak.com.

These name servers are commonly used alongside rodney.ns.cloudflare.com and eugene.ns.cloudflare.com.

Host names with six IP numbers:

denver.ns.cloudflare.com points to: 2606:4700:58::a29f:2cc4, 2803:f800:50::6ca2:c3c4, 2a06:98c1:50::ac40:23c4, 108.162.195.196, 162.159.44.196 and 172.64.35.196.

kinsley.ns.cloudflare.com points to: 2606:4700:50::a29f:264b, 2803:f800:50::6ca2:c24b, 2a06:98c1:50::ac40:224b, 108.162.194.75, 162.159.38.75 and 172.64.34.75.