cptu.org - robtex.com

cptu.org

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:8c3e🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:26e4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.38.228Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.140.62🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdonna.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a97🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonna.ns.cloudflare.com
A2803:f800:50::6ca2:c097🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdonna.ns.cloudflare.com
A2a06:98c1:50::ac40:2097🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdonna.ns.cloudflare.com
A108.162.192.151🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonna.ns.cloudflare.com
A172.64.32.151🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonna.ns.cloudflare.com
A173.245.58.151🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonna.ns.cloudflare.com
NSnash.ns.cloudflare.com
A2606:4700:58::adf5:3bd1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A2803:f800:50::6ca2:c1d1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnash.ns.cloudflare.com
A2a06:98c1:50::ac40:21d1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnash.ns.cloudflare.com
A108.162.193.209🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A172.64.33.209🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A173.245.59.209🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.38.228, 172.67.140.62
IPv6 hints2606:4700:3036::ac43:8c3e, 2606:4700:3037::6815:26e4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=62, name=cloudflare-ech.com
SOAdonna.ns.cloudflare.comdns@cloudflare.com serial=2399851681

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1775989627

Same first word

cptu.com
cptu.org.cn
cptu.co.uk
cptu.net
cptu.pl
cptu.net.cn
cptu.com.cn
cptu.eu
cptu.org.uk
cptu.cn
cptu.org

Similar names

tpcu.edu.tw
utpc.ru
ucpt.com
uptc.ru
tcup.org
ptcu.com
ucpt.de
uptc.com.ua
tcup.fr
cput.co.za
tcup.it
ctpu.nl
utpc.cn
utpc.jp
cput.ac.za
tcup.co.uk
tpuc.com
tupc.bc.ca
tpuc.org.uk
tcup.de
uctp.site
tcup.eu
putc.me
tpuc.org
ptcu.org
pcut.com.cn
tucp.org.ph
pcut.us
ctup.com
puct.com
utpc.com.ph
cput.ie
tcup.ru
tupc.co.uk
utcp.ru
pcut.net
pcut.cn
utpc.com
pcut.biz
ucpt.com.tw
pcut.de
pctu.edu.vn
uptc.nl
tcpu.org.tw
uptc.org
tcpu.ru
pctu.ru
pcut.su
ucpt.ru
tpcu.on.ca
cupt.org.cn
tpcu.cn
tcup.co.kr
utcp.sakura.ne.jp
ptuc.com
pcut.com
tupc.es
utpc.de
cupt.cn
cput.cn
utcp.de
tcup.nl
uptc.me
upct.com.br
pctu.cn
tpcu.org
uptc.de
tupc.net
tpuc.cn
tcup.jp
putc.com
upct.de
upct.com
tcup.pl
tpcu.com
tcpu.dk
cupt.net
tpuc.ru
tupc.de
ucpt.ro
upct.es
tcup.net
utpc.or.tz
utcp.com
pctu.pt
cutp.com
ctpu.cn
utpc.org
cput.ru
upct.cn
cput.com

DNS History

15 records (6 active, 9 former)

20162017201820192020202120222023202420252026NSdonna.ns.cloudflare.comnash.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netMXmxbiz1.qq.commxbiz2.qq.comA104.21.38.228172.67.140.622606:4700:3036::ac43:8c3e2606:4700:3037::6815:26e4121.40.222.211188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSdonna.ns.cloudflare.com2026-03-26 → 2026-04-12 · 3 obs
○ 2017-09-06 09:10:48
● 2026-03-26 15:29:20
● 2026-04-12 10:59:22
○NSf1g1ns1.dnspod.net2015-08-07 → 2017-09-06 · 4 obs
● 2015-08-07 04:31:04
● 2017-09-06 09:10:48
○ 2026-03-26 15:29:20
○ 2026-04-12 10:59:22
○NSf1g1ns2.dnspod.net2015-11-12 → 2017-09-06 · 5 obs
○ 2015-08-07 04:31:04
● 2015-11-12 23:49:46
● 2017-09-06 09:10:48
○ 2026-03-26 15:29:20
○ 2026-04-12 10:59:22
●NSnash.ns.cloudflare.com2026-03-26 → 2026-04-12 · 3 obs
○ 2017-09-06 09:10:48
● 2026-03-26 15:29:20
● 2026-04-12 10:59:22
○MXmxbiz1.qq.com2015-08-07 → 2017-09-06 · 4 obs
● 2015-08-07 04:31:04
● 2017-09-06 09:10:48
○ 2026-03-26 15:29:20
○ 2026-04-12 10:59:22
○MXmxbiz2.qq.com2015-08-07 → 2017-09-06 · 4 obs
● 2015-08-07 04:31:04
● 2017-09-06 09:10:48
○ 2026-03-26 15:29:20
○ 2026-04-12 10:59:22
●A104.21.38.2282026-04-12 → 2026-04-12 · 2 obs
○ 2026-04-07 12:05:28
● 2026-04-12 10:59:22
○A121.40.222.2112015-08-07 → 2017-09-06 · 4 obs
● 2015-08-07 04:31:04
● 2017-09-06 09:10:48
○ 2026-03-26 15:29:20
○ 2026-04-12 10:59:22
●A172.67.140.622026-04-12 → 2026-04-12 · 2 obs
○ 2026-04-07 12:05:28
● 2026-04-12 10:59:22
○A188.114.96.02026-03-26 → 2026-04-07 · 4 obs
○ 2017-09-06 09:10:48
● 2026-03-26 15:29:20
● 2026-04-07 12:05:28
○ 2026-04-12 10:59:22
○A188.114.97.02026-03-26 → 2026-04-07 · 4 obs
○ 2017-09-06 09:10:48
● 2026-03-26 15:29:20
● 2026-04-07 12:05:28
○ 2026-04-12 10:59:22
●A2606:4700:3036::ac43:8c3e2026-04-12 → 2026-04-12 · 2 obs
○ 2026-04-07 12:05:28
● 2026-04-12 10:59:22
●A2606:4700:3037::6815:26e42026-04-12 → 2026-04-12 · 2 obs
○ 2026-04-07 12:05:28
● 2026-04-12 10:59:22
○A2a06:98c1:3120::2026-03-26 → 2026-04-07 · 4 obs
○ 2017-09-06 09:10:48
● 2026-03-26 15:29:20
● 2026-04-07 12:05:28
○ 2026-04-12 10:59:22
○A2a06:98c1:3121::2026-03-26 → 2026-04-07 · 4 obs
○ 2017-09-06 09:10:48
● 2026-03-26 15:29:20
● 2026-04-07 12:05:28
○ 2026-04-12 10:59:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
cptu.orgnash.ns.cloudflare.com, donna.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.151

NS records: nash.ns.cloudflare.com, donna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cptu.org (unsigned zone)

⏱️ Timing

Total: 386ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.38.228, 172.67.140.62
AAAA22606:4700:3036::ac43:8c3e, 2606:4700:3037::6815:26e4
NS2donna.ns.cloudflare.com, nash.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1donna.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

cptu.org resolves to four IPs: 2606:4700:3036::ac43:8c3e, 2606:4700:3037::6815:26e4, 104.21.38.228 and 172.67.140.62.

Other host names, for instance designbyplastic.com, anderson-bliven.com, fiveriserecords.co.uk, betflixpbn.net and mx.sdstoriafilosofia.it share IP numbers with cptu.org.

Name Servers

cptu.org has two name servers: donna.ns.cloudflare.com and nash.ns.cloudflare.com.

cptu.org shares the same name server setup as other domains, for example supportvac.net, shoushi-316l.com, cnchsg.com, welicc.com and fifasky.com.

cptu.org shares some name servers with other domains, for example particulier-employeur.fr, inrrummy.love, getpisang123.com, trebo.net and faginsantiques.com.

These name servers are commonly used with moura.ns.cloudflare.com, aspen.ns.cloudflare.com, pablo.ns.cloudflare.com, jose.ns.cloudflare.com and bayan.ns.cloudflare.com.

Host names with six IP numbers: donna.ns.cloudflare.com points to: 2606:4700:50::adf5:3a97, 2803:f800:50::6ca2:c097, 2a06:98c1:50::ac40:2097, 108.162.192.151, 172.64.32.151 and 173.245.58.151; nash.ns.cloudflare.com points to: 2606:4700:58::adf5:3bd1, 2803:f800:50::6ca2:c1d1, 2a06:98c1:50::ac40:21d1, 108.162.193.209, 172.64.33.209 and 173.245.59.209.