cidu.io - robtex.com

cidu.io

DNSSEC🔒 Signed (DS record present)
A2606:4700:3034::ac43:d6e4🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:10ae🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.16.174Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.214.228🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbenedict.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2ccd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbenedict.ns.cloudflare.com
A2803:f800:50::6ca2:c3cd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbenedict.ns.cloudflare.com
A2a06:98c1:50::ac40:23cd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbenedict.ns.cloudflare.com
A108.162.195.205🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbenedict.ns.cloudflare.com
A162.159.44.205Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbenedict.ns.cloudflare.com
A172.64.35.205🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbenedict.ns.cloudflare.com
NSjade.ns.cloudflare.com
A2606:4700:50::adf5:3aa7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjade.ns.cloudflare.com
A2803:f800:50::6ca2:c0a7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjade.ns.cloudflare.com
A2a06:98c1:50::ac40:20a7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjade.ns.cloudflare.com
A108.162.192.167🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjade.ns.cloudflare.com
A172.64.32.167🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjade.ns.cloudflare.com
A173.245.58.167🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjade.ns.cloudflare.com
MXmail.cidu.io ⭐
A109.234.167.165🇫🇷 O2SWITCH109.234.164.0/22
PTR109-234-167-165.reverse.odns.fr
TXTgoogle-site-verification=I6DtbSyE3kMMcxbFW6m5lbfLILTrWG6nyromeCNPW2M
TXTv=spf1 +mx ip4:109.234.163.0/24 ip4:109.234.167.165 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.16.174, 172.67.214.228
IPv6 hints2606:4700:3034::ac43:d6e4, 2606:4700:3035::6815:10ae
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=202, name=cloudflare-ech.com
SOAbenedict.ns.cloudflare.comdns@cloudflare.com serial=2409466894

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1784453702
🔒 HSTS Preload (+subdomains)

Subdomains

mail.cidu.io

Same first word

cidu.at
cidu.de
cidu.cc
cidu.cn
cidu.ro
cidu.io
cidu.com.cn
cidu.site
cidu.org
cidu.fr
cidu.ru
cidu.com
cidu.net

Similar names

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iucd.com
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icud.co.uk
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duci.eu
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diuc.vn
duci.de
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uidc.ac.id
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ucdi.com
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uidc.jp
ucid.de
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cuid.com.cn
iduc.net
duic.ru
dcui.cn
dicu.nl
ucid.com
udic.com
udci.in
icdu.de
cudi.mx

DNS History

11 records (7 active, 4 former)

NSbenedict.ns.cloudflare.comjade.ns.cloudflare.comMXmail.cidu.ioA104.21.16.174172.67.214.2282606:4700:3034::ac43:d6e42606:4700:3035::6815:10ae188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSbenedict.ns.cloudflare.com2026-07-03 → 2026-07-19 · 2 obs
● 2026-07-03 12:41:54
● 2026-07-19 10:14:26
●NSjade.ns.cloudflare.com2026-07-03 → 2026-07-19 · 2 obs
● 2026-07-03 12:41:54
● 2026-07-19 10:14:26
●MXmail.cidu.io2026-07-03 → 2026-07-19 · 2 obs
● 2026-07-03 12:41:54
● 2026-07-19 10:14:26
●A104.21.16.1742026-07-12 → 2026-07-19 · 3 obs
○ 2026-07-03 12:41:54
● 2026-07-12 04:45:36
● 2026-07-19 10:14:26
●A172.67.214.2282026-07-12 → 2026-07-19 · 3 obs
○ 2026-07-03 12:41:54
● 2026-07-12 04:45:36
● 2026-07-19 10:14:26
○A188.114.96.02026-07-03 → 2026-07-03 · 3 obs
● 2026-07-03 12:41:54
○ 2026-07-12 04:45:36
○ 2026-07-19 10:14:26
○A188.114.97.02026-07-03 → 2026-07-03 · 3 obs
● 2026-07-03 12:41:54
○ 2026-07-12 04:45:36
○ 2026-07-19 10:14:26
●A2606:4700:3034::ac43:d6e42026-07-12 → 2026-07-19 · 3 obs
○ 2026-07-03 12:41:54
● 2026-07-12 04:45:36
● 2026-07-19 10:14:26
●A2606:4700:3035::6815:10ae2026-07-12 → 2026-07-19 · 3 obs
○ 2026-07-03 12:41:54
● 2026-07-12 04:45:36
● 2026-07-19 10:14:26
○A2a06:98c1:3120::2026-07-03 → 2026-07-03 · 3 obs
● 2026-07-03 12:41:54
○ 2026-07-12 04:45:36
○ 2026-07-19 10:14:26
○A2a06:98c1:3121::2026-07-03 → 2026-07-03 · 3 obs
● 2026-07-03 12:41:54
○ 2026-07-12 04:45:36
○ 2026-07-19 10:14:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io-
cidu.iobenedict.ns.cloudflare.com, jade.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.167

NS records: benedict.ns.cloudflare.com, jade.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1284ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.214.228, 104.21.16.174
AAAA22606:4700:3034::ac43:d6e4, 2606:4700:3035::6815:10ae
NS2benedict.ns.cloudflare.com, jade.ns.cloudflare.com
MX1mail.cidu.io (pri: 10)
TXT2google-site-verification=I6DtbSyE3kMMcxb, v=spf1 +mx ip4:109.234.163.0/24 ip4:109.
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1benedict.ns.cloudflare.com dns.cloudflar

Analysis

Hierarchy

mail.cidu.io is a subdomain of cidu.io.

IP Addresses

cidu.io points to the four IP addresses 104.21.16.174, 172.67.214.228, 2606:4700:3034::ac43:d6e4 and 2606:4700:3035::6815:10ae.

Two other host names, along with prototypes-with-claude-what-would-you-bu-bvw81rp7.portcast.team, patchworkposse.com and cqymm.com, also share IP numbers with cidu.io.

Name Servers

cidu.io is delegated to two name servers: benedict.ns.cloudflare.com and jade.ns.cloudflare.com.

cidu.io shares its NS records with other domains, for example moralyntheos.sbs, carpetcleaning-belgravia.co.uk, abovein.com and two others.

The name servers of cidu.io overlap at least partially with those of other domains — among them rsaweb.co.za, radi.com.mx, rapotin.tv and two more.

These name servers commonly appear alongside the name servers henry.ns.cloudflare.com and lilyana.ns.cloudflare.com.

DNS names with 6 IP addresses:

benedict.ns.cloudflare.com resolves to 108.162.195.205, 162.159.44.205, 172.64.35.205 and 3 other IP addresses.

jade.ns.cloudflare.com resolves to 108.162.192.167, 172.64.32.167, 173.245.58.167 and 3 other IP addresses.

Mail Servers

The sole mail server for cidu.io is mail.cidu.io.

mail.cidu.io resolves to a single IP number: 109.234.167.165.