iucrc.org - robtex.com

iucrc.org

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:99aa🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:38a3🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.56.163Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.153.170🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScloe.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a56🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcloe.ns.cloudflare.com
A2803:f800:50::6ca2:c056🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcloe.ns.cloudflare.com
A2a06:98c1:50::ac40:2056🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcloe.ns.cloudflare.com
A108.162.192.86🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcloe.ns.cloudflare.com
A172.64.32.86🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcloe.ns.cloudflare.com
A173.245.58.86🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcloe.ns.cloudflare.com
NSkipp.ns.cloudflare.com
A2606:4700:58::a29f:2cf0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkipp.ns.cloudflare.com
A2803:f800:50::6ca2:c3f0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkipp.ns.cloudflare.com
A2a06:98c1:50::ac40:23f0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkipp.ns.cloudflare.com
A108.162.195.240🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkipp.ns.cloudflare.com
A162.159.44.240Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkipp.ns.cloudflare.com
A172.64.35.240🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkipp.ns.cloudflare.com
MX_dc-mx.93767a7973d3.iucrc.org ⭐
A5.149.248.2🇳🇱 HostZealot5.149.248.0/23 HZ-HOSTING-LTD
PTRshared9.yourbestnetwork.net
TXTv=spf1 +a +mx +ip4:5.149.248.2 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.56.163, 172.67.153.170
IPv6 hints2606:4700:3030::ac43:99aa, 2606:4700:3035::6815:38a3
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=78, name=cloudflare-ech.com
SOAcloe.ns.cloudflare.comdns@cloudflare.com serial=2401643022

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=1776218401

Same first word

iucrc.org

Similar names

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curic.us
curci.eu
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curic.me
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rccui.com
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rucci.law

DNS History

12 records (7 active, 5 former)

20192020202120222023202420252026NScloe.ns.cloudflare.comkipp.ns.cloudflare.comns11.domaincontrol.comns12.domaincontrol.comMX_dc-mx.93767a7973d3.iucrc.orgmailstore1.secureserver.netsmtp.secureserver.netA104.21.56.163172.67.153.1702606:4700:3030::ac43:99aa2606:4700:3035::6815:38a3162.242.215.28
●NScloe.ns.cloudflare.com2026-04-10 → 2026-04-15 · 3 obs
○ 2018-05-09 05:03:50
● 2026-04-10 20:06:06
● 2026-04-15 02:11:58
●NSkipp.ns.cloudflare.com2026-04-10 → 2026-04-15 · 3 obs
○ 2018-05-09 05:03:50
● 2026-04-10 20:06:06
● 2026-04-15 02:11:58
○NSns11.domaincontrol.com2018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 05:03:50
○ 2026-04-10 20:06:06
○ 2026-04-15 02:11:58
○NSns12.domaincontrol.com2018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 05:03:50
○ 2026-04-10 20:06:06
○ 2026-04-15 02:11:58
●MX_dc-mx.93767a7973d3.iucrc.org2026-04-10 → 2026-04-15 · 3 obs
○ 2018-05-09 05:03:50
● 2026-04-10 20:06:06
● 2026-04-15 02:11:58
○MXmailstore1.secureserver.net2018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 05:03:50
○ 2026-04-10 20:06:06
○ 2026-04-15 02:11:58
○MXsmtp.secureserver.net2018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 05:03:50
○ 2026-04-10 20:06:06
○ 2026-04-15 02:11:58
●A104.21.56.1632026-04-10 → 2026-04-15 · 3 obs
○ 2018-05-09 05:03:50
● 2026-04-10 20:06:06
● 2026-04-15 02:11:58
○A162.242.215.282018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 05:03:50
○ 2026-04-10 20:06:06
○ 2026-04-15 02:11:58
●A172.67.153.1702026-04-10 → 2026-04-15 · 3 obs
○ 2018-05-09 05:03:50
● 2026-04-10 20:06:06
● 2026-04-15 02:11:58
●A2606:4700:3030::ac43:99aa2026-04-10 → 2026-04-15 · 3 obs
○ 2018-05-09 05:03:50
● 2026-04-10 20:06:06
● 2026-04-15 02:11:58
●A2606:4700:3035::6815:38a32026-04-10 → 2026-04-15 · 3 obs
○ 2018-05-09 05:03:50
● 2026-04-10 20:06:06
● 2026-04-15 02:11:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org-
iucrc.orgkipp.ns.cloudflare.com, cloe.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.240

NS records: kipp.ns.cloudflare.com, cloe.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iucrc.org (unsigned zone)

⏱️ Timing

Total: 546ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.56.163, 172.67.153.170
AAAA22606:4700:3030::ac43:99aa, 2606:4700:3035::6815:38a3
NS2cloe.ns.cloudflare.com, kipp.ns.cloudflare.com
MX1_dc-mx.93767a7973d3.iucrc.org (pri: 0)
TXT1v=spf1 +a +mx +ip4:5.149.248.2 ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1cloe.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

iucrc.org points to four IP numbers: 2606:4700:3030::ac43:99aa, 2606:4700:3035::6815:38a3, 104.21.56.163 and 172.67.153.170.

Other host names, for instance polynesianet.com, 355.fun, www.goodmusicalinstrument.com, yonetim.io and mail.srmuniversity.ac.in share IP numbers with iucrc.org.

Name Servers

iucrc.org is delegated to two name servers: cloe.ns.cloudflare.com and kipp.ns.cloudflare.com.

iucrc.org uses the same name server setup as other domains, for instance ohlsen.org, randgallery.com, maidcentral.com, toto-story.com and isitdowntoday.com.

iucrc.org shares name servers with other domains at least partially, for instance seoanalysis.biz, muetong555.bet, vivaspb.com, mtbot.com.cn and smartpalaceplatform.com.

These name servers are commonly used with sydney.ns.cloudflare.com, norman.ns.cloudflare.com, paris.ns.cloudflare.com and isla.ns.cloudflare.com.

Host names with six IP numbers: cloe.ns.cloudflare.com points to 2606:4700:50::adf5:3a56, 2803:f800:50::6ca2:c056, 2a06:98c1:50::ac40:2056, 108.162.192.86, 172.64.32.86 and 173.245.58.86; kipp.ns.cloudflare.com points to 2606:4700:58::a29f:2cf0, 2803:f800:50::6ca2:c3f0, 2a06:98c1:50::ac40:23f0, 108.162.195.240, 162.159.44.240 and 172.64.35.240.

Mail Servers

The mail server for iucrc.org is _dc-mx.93767a7973d3.iucrc.org.

Host name _dc-mx.93767a7973d3.iucrc.org resolves to IP 5.149.248.2.