pcu.org - robtex.com

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pcu.org

DNSSEC🔒 Signed (DS record present)
A2606:4700:10::6814:235c🇺🇸 Cloudflare✓
A2606:4700:10::ac42:937a🇺🇸 Cloudflare✓
A104.20.35.92 Cloudflare✓
A172.66.147.122🇺🇸 Cloudflare✓
NSamy.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a65🇺🇸 Cloudflare
PTRamy.ns.cloudflare.com
A2803:f800:50::6ca2:c065🇨🇷 Cloudflare
PTRamy.ns.cloudflare.com
A2a06:98c1:50::ac40:2065🇺🇸 Cloudflare
PTRamy.ns.cloudflare.com
A108.162.192.101🇺🇸 Cloudflare
PTRamy.ns.cloudflare.com
A172.64.32.101🇺🇸 Cloudflare
PTRamy.ns.cloudflare.com
A173.245.58.101🇺🇸 Cloudflare
PTRamy.ns.cloudflare.com
NSkarl.ns.cloudflare.com
A2606:4700:58::adf5:3bbe🇺🇸 Cloudflare
PTRkarl.ns.cloudflare.com
A2803:f800:50::6ca2:c1be🇨🇷 Cloudflare
PTRkarl.ns.cloudflare.com
A2a06:98c1:50::ac40:21be🇺🇸 Cloudflare
PTRkarl.ns.cloudflare.com
A108.162.193.190🇺🇸 Cloudflare
PTRkarl.ns.cloudflare.com
A172.64.33.190🇺🇸 Cloudflare
PTRkarl.ns.cloudflare.com
A173.245.59.190🇺🇸 Cloudflare
PTRkarl.ns.cloudflare.com
MXd177421a.ess.barracudanetworks.com ⭐
A209.222.82.252🇺🇸 Amazon
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon
PTRmail.ess.barracuda.com
MXd177421b.ess.barracudanetworks.com(20)
A209.222.82.252🇺🇸 Amazon
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon
PTRmail.ess.barracuda.com
TXT55hrr4o52l5ut8fkmp72no657t
TXTMS=ms65741590
TXTafZu16k0IgqTL72gmuze/bYbjzAbfQCUCVcENQRKg/8uOlOJYuzg/70aV241iA1DH/SUm7AS/0buI...
TXTapple-domain-verification=Tdiu1reuMH2p1RaF
TXTcisco-ci-domain-verification=362669163eec9b06a644311ef6bc9ff4263b0c9db2619d46...
TXTdocusign=145bc26d-6695-42b5-8dad-cac56b757d2e
TXTdocusign=a169a2c7-c267-492c-9538-2f55b70c4fcb
TXTgoogle-site-verification=JoRSyzWNCl0va8EXa27qSWaUe3YAkgBKnqARXcE_m4k
TXTgoogle-site-verification=u2R2nQHNbTSqXYRUThMEr6j1cazGy2eph8NwDNRvb2s
TXTv=spf1 ip4:12.191.12.64/26 ip4:74.119.46.96/27 ip4:108.34.244.162/32 include:...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.20.35.92, 172.66.147.122
IPv62606:4700:10::6814:235c, 2606:4700:10::ac42:937a
SOAamy.ns.cloudflare.comdns@cloudflare.com serial=2396752901

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️
NSa2.org.afilias-nst.info⚠️
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info⚠️
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1771291736

Up

onlineaccess.pcu.org
mail2.pcu.org
www.pcu.org
ns1.pcu.org
ns2.pcu.org
barracuda.pcu.org

Same first word

pcu.me
pcu.de
pcu.org.pl
pcu.ch
pcu.kr
pcu.mobi
pcu.edu.mx
pcu.org
pcu.com.ph
pcu.gr
pcu.ie
pcu.edu.ph
pcu.at
pcu.com.pl
pcu.cn
pcu.fr
pcu.edu.in
pcu.com.au
pcu.co.il
pcu.ca
pcu.co.nz
pcu.org.uy
pcu.net
pcu.co
pcu.com
pcu.ac.kr
pcu.be
pcu.education
pcu.org.ua
pcu.cc
pcu.dk
pcu.net.au
pcu.jp
pcu.uz
pcu.it
pcu.ps
pcu.com.cn
pcu.nl
pcu.org.uk
pcu.es
pcu.k12.ms.us

Similar names

cup.cc
cup.cz
upc.edu.co
puc.bz
cpu.expert
upc.qc.ca
ucp.dev
ucp.cn
cup.sakura.ne.jp
cup.edu.ve
upc.uz
cup.com.tw
upc.ch
cpu.uno
ucp.it
upc.ac.th
upc.at
cpu.vg
ucp.cz
ucp.es
upc.in.ua
ucp.by
upc.edu
ucp.fr
cpu.edu.ec
cpu.sk
ucp.edu.pk
cup.com.vn
ucp.in
cpu.host
cpu.re
cpu.su
upc.world
ucp.co
cup.com.ua
cpu.lublin.pl
ucp.services
cpu.us
upc.com.mx
cup.de
ucp.com.pt
cup.ru
ucp.ru
upc.com
cup.ac.kr
upc.dk
cpu.ninja
cpu.cl
cpu.mx
cup.team
puc.ir
upc.ee
upc.net
cpu.co.uk
cpu.mobi
ucp.com
cup.ge
upc.com.my
cup.coach
upc.edu.mx
puc.com.tw
cup.ch
cpu.rs
cpu.by
puc.asso.fr
ucp.li
cpu.tv
upc.tv
puc.ws
puc.me
cpu.de
upc.me
cup.com.hk
upc.com.ua
puc.guru
ucp.cl
ucp.co.uk
ucp.tc
upc.kiev.ua
cpu.pl
cpu.com.uy
cpu.co.kr
cup.ie
upc.business
puc.eu
cup.jp
upc.info
upc.si
cup.ac.in
puc.com.br
ucp.gr
cpu.services
ucp.mx
puc.as
cpu.careers
ucp.com.pk
cpu.co
cup.edu.co
puc.co
upc.be
ucp.eu

DNS History

19 records (8 active, 11 former)

20162017201820192020202120222023202420252026NSamy.ns.cloudflare.comkarl.ns.cloudflare.comns1.pcu.orgns2.pcu.orgMXd177421a.ess.barracudanetworks.comd177421b.ess.barracudanetworks.combarracuda.pcu.orgmail2.pcu.orgA104.20.35.92172.66.147.1222606:4700:10::6814:235c2606:4700:10::ac42:937a104.22.10.120104.22.11.120172.67.28.29198.46.90.2302606:4700:10::6816:a782606:4700:10::6816:b782606:4700:10::ac43:1c1d
●NSamy.ns.cloudflare.com2021-05-23 → 2026-02-17 · 3 obs
○ 2017-07-26 07:42:36
● 2021-05-23 11:01:24
● 2026-02-17 10:08:08
●NSkarl.ns.cloudflare.com2021-05-23 → 2026-02-17 · 3 obs
○ 2017-07-26 07:42:36
● 2021-05-23 11:01:24
● 2026-02-17 10:08:08
○NSns1.pcu.org2015-08-26 → 2017-07-26 · 4 obs
● 2015-08-26 22:13:46
● 2017-07-26 07:42:36
○ 2021-05-23 11:01:24
○ 2026-02-17 10:08:08
○NSns2.pcu.org2015-08-26 → 2017-07-26 · 4 obs
● 2015-08-26 22:13:46
● 2017-07-26 07:42:36
○ 2021-05-23 11:01:24
○ 2026-02-17 10:08:08
○MXbarracuda.pcu.org2015-08-26 → 2017-07-26 · 4 obs
● 2015-08-26 22:13:46
● 2017-07-26 07:42:36
○ 2021-05-23 11:01:24
○ 2026-02-17 10:08:08
●MXd177421a.ess.barracudanetworks.com2021-05-23 → 2026-02-17 · 3 obs
○ 2017-07-26 07:42:36
● 2021-05-23 11:01:24
● 2026-02-17 10:08:08
●MXd177421b.ess.barracudanetworks.com2021-05-23 → 2026-02-17 · 3 obs
○ 2017-07-26 07:42:36
● 2021-05-23 11:01:24
● 2026-02-17 10:08:08
○MXmail2.pcu.org2015-08-26 → 2017-07-26 · 4 obs
● 2015-08-26 22:13:46
● 2017-07-26 07:42:36
○ 2021-05-23 11:01:24
○ 2026-02-17 10:08:08
●A104.20.35.922026-02-14 → 2026-02-17 · 3 obs
○ 2021-05-23 11:01:24
● 2026-02-14 23:43:00
● 2026-02-17 10:08:08
○A104.22.10.1202021-05-23 → 2021-05-23 · 4 obs
○ 2017-07-26 07:42:36
● 2021-05-23 11:01:24
○ 2026-02-14 23:43:00
○ 2026-02-17 10:08:08
○A104.22.11.1202021-05-23 → 2021-05-23 · 4 obs
○ 2017-07-26 07:42:36
● 2021-05-23 11:01:24
○ 2026-02-14 23:43:00
○ 2026-02-17 10:08:08
●A172.66.147.1222026-02-14 → 2026-02-17 · 3 obs
○ 2021-05-23 11:01:24
● 2026-02-14 23:43:00
● 2026-02-17 10:08:08
○A172.67.28.292021-05-23 → 2021-05-23 · 4 obs
○ 2017-07-26 07:42:36
● 2021-05-23 11:01:24
○ 2026-02-14 23:43:00
○ 2026-02-17 10:08:08
○A198.46.90.2302015-08-26 → 2017-07-26 · 4 obs
● 2015-08-26 22:13:46
● 2017-07-26 07:42:36
○ 2021-05-23 11:01:24
○ 2026-02-17 10:08:08
●A2606:4700:10::6814:235c2026-02-14 → 2026-02-17 · 3 obs
○ 2021-05-23 11:01:24
● 2026-02-14 23:43:00
● 2026-02-17 10:08:08
○A2606:4700:10::6816:a782021-05-23 → 2021-05-23 · 4 obs
○ 2017-07-26 07:42:36
● 2021-05-23 11:01:24
○ 2026-02-14 23:43:00
○ 2026-02-17 10:08:08
○A2606:4700:10::6816:b782021-05-23 → 2021-05-23 · 4 obs
○ 2017-07-26 07:42:36
● 2021-05-23 11:01:24
○ 2026-02-14 23:43:00
○ 2026-02-17 10:08:08
●A2606:4700:10::ac42:937a2026-02-14 → 2026-02-17 · 3 obs
○ 2021-05-23 11:01:24
● 2026-02-14 23:43:00
● 2026-02-17 10:08:08
○A2606:4700:10::ac43:1c1d2021-05-23 → 2021-05-23 · 4 obs
○ 2017-07-26 07:42:36
● 2021-05-23 11:01:24
○ 2026-02-14 23:43:00
○ 2026-02-17 10:08:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
pcu.orgkarl.ns.cloudflare.com, amy.ns.cloudflare.com-

✅ Authoritative Response

Server: 108.162.192.101

NS records: karl.ns.cloudflare.com, amy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pcu.org (unsigned zone)

⏱️ Timing

Total: 254ms | Queries: -

📄 Records

TypeCountSample Data
A2104.20.35.92, 172.66.147.122
AAAA22606:4700:10::6814:235c, 2606:4700:10::ac42:937a
NS2amy.ns.cloudflare.com, karl.ns.cloudflare.com
MX2d177421a.ess.barracudanetworks.com (pri:, d177421b.ess.barracudanetworks.com (pri:
TXT1055hrr4o52l5ut8fkmp72no657t, MS=ms65741590...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1amy.ns.cloudflare.com dns.cloudflare.com

AI analysis

pcu.org is a parent of onlineaccess.pcu.org, mail2.pcu.org, www.pcu.org, ns1.pcu.org, ns2.pcu.org and a few other host names.

pcu.org maps to four IP numbers: 2606:4700:10::6814:235c, 2606:4700:10::ac42:937a, 104.20.35.92 and 172.66.147.122.

Other host names such as www.sulpak.kz, www.pcu.org, sulpak.kz, lakecountyclerk.org and lapakgaming.com share IPs with pcu.org.

Two name servers amy.ns.cloudflare.com and karl.ns.cloudflare.com handle the delegation for pcu.org.

pcu.org shares the same name server setup as other domains, for example pcuinternet.org, travedox.com, loged.it, pculoansonline.org and olighthk.com.

pcu.org at least partially shares name servers with other domains, for example cutiutacuretete.ro, atmospheremarketingwy.com, koerberwhite.com, ufabaccarat.bet and 12223j.com.

these name servers are commonly used alongside byron.ns.cloudflare.com name servers.

Host names with six IP numbers:

amy.ns.cloudflare.com points to 2606:4700:50::adf5:3a65, 2803:f800:50::6ca2:c065, 2a06:98c1:50::ac40:2065, 108.162.192.101, 172.64.32.101 and 173.245.58.101.

karl.ns.cloudflare.com points to 2606:4700:58::adf5:3bbe, 2803:f800:50::6ca2:c1be, 2a06:98c1:50::ac40:21be, 108.162.193.190, 172.64.33.190 and 173.245.59.190.

Two mail servers handle pcu.org: d177421a.ess.barracudanetworks.com and d177421b.ess.barracudanetworks.com.

The mail server setup for pcu.org is the same as that of other domains, for instance coastal1.org.

Host names with three IP numbers:

d177421a.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.

d177421b.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.

Names pointing to 209.222.82.252 are d177421a.ess.barracudanetworks.com and d177421b.ess.barracudanetworks.com.

Names pointing to 209.222.82.253 are d177421a.ess.barracudanetworks.com and d177421b.ess.barracudanetworks.com.

Names pointing to 209.222.82.255 are d177421a.ess.barracudanetworks.com and d177421b.ess.barracudanetworks.com.