0x4a.org - robtex.com

0x4a.org

DNSSEC🔒 Signed (DS record present)
A2606:4700:3030::6815:4d76🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:cf5c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.77.118Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.207.92🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkay.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a7d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
A2803:f800:50::6ca2:c07d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkay.ns.cloudflare.com
A2a06:98c1:50::ac40:207d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkay.ns.cloudflare.com
A108.162.192.125🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
A172.64.32.125🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
A173.245.58.125🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkay.ns.cloudflare.com
NSrob.ns.cloudflare.com
A2606:4700:58::adf5:3b8c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrob.ns.cloudflare.com
A2803:f800:50::6ca2:c18c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrob.ns.cloudflare.com
A2a06:98c1:50::ac40:218c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrob.ns.cloudflare.com
A108.162.193.140🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrob.ns.cloudflare.com
A172.64.33.140🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrob.ns.cloudflare.com
A173.245.59.140🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrob.ns.cloudflare.com
MXmx01.mail.icloud.com ⭐
A17.42.251.62🇺🇸 Apple17.42.0.0/16
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
PTRmx3.mail.icloud.com
A17.56.9.31🇺🇸 Apple17.56.9.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.152.5🇺🇸 Apple17.57.152.0/23
PTRic4-privaterelay.appleid.com
PTRsmtp1.ic4-privaterelay.appleid.com
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.154.33🇺🇸 Apple17.57.154.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.155.25🇺🇸 Apple17.57.155.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.156.30🇺🇸 Apple17.57.156.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
MXmx02.mail.icloud.com ⭐
A17.42.251.62🇺🇸 Apple17.42.0.0/16
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
PTRmx3.mail.icloud.com
A17.56.9.31🇺🇸 Apple17.56.9.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.152.5🇺🇸 Apple17.57.152.0/23
PTRic4-privaterelay.appleid.com
PTRsmtp1.ic4-privaterelay.appleid.com
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.154.33🇺🇸 Apple17.57.154.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.155.25🇺🇸 Apple17.57.155.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
A17.57.156.30🇺🇸 Apple17.57.156.0/24
PTRmx01.mail.icloud.com
PTRmx02.mail.icloud.com
TXTapple-domain=kUVmeGWfhVQ1HCes
TXTv=spf1 include:icloud.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.77.118, 172.67.207.92
IPv62606:4700:3030::6815:4d76, 2606:4700:3035::ac43:cf5c
SOAkay.ns.cloudflare.comdns@cloudflare.com serial=2399075209

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=1774616947

Same first word

0x4a.org
0x4a.se
0x4a.eu
0x4a.net

Similar names

a0x4.com
0xa4.com
ax40.cc
ax40.icu
ax40.com

DNS History

8 records (8 active, 0 former)

NSkay.ns.cloudflare.comrob.ns.cloudflare.comMXmx01.mail.icloud.commx02.mail.icloud.comA104.21.77.118172.67.207.922606:4700:3030::6815:4d762606:4700:3035::ac43:cf5c
●NSkay.ns.cloudflare.com2026-02-17 → 2026-03-27 · 2 obs
● 2026-02-17 06:45:06
● 2026-03-27 13:32:18
●NSrob.ns.cloudflare.com2026-02-17 → 2026-03-27 · 2 obs
● 2026-02-17 06:45:06
● 2026-03-27 13:32:18
●MXmx01.mail.icloud.com2026-02-17 → 2026-03-27 · 2 obs
● 2026-02-17 06:45:06
● 2026-03-27 13:32:18
●MXmx02.mail.icloud.com2026-02-17 → 2026-03-27 · 2 obs
● 2026-02-17 06:45:06
● 2026-03-27 13:32:18
●A104.21.77.1182026-02-17 → 2026-03-27 · 2 obs
● 2026-02-17 06:45:06
● 2026-03-27 13:32:18
●A172.67.207.922026-02-17 → 2026-03-27 · 2 obs
● 2026-02-17 06:45:06
● 2026-03-27 13:32:18
●A2606:4700:3030::6815:4d762026-02-17 → 2026-03-27 · 2 obs
● 2026-02-17 06:45:06
● 2026-03-27 13:32:18
●A2606:4700:3035::ac43:cf5c2026-02-17 → 2026-03-27 · 2 obs
● 2026-02-17 06:45:06
● 2026-03-27 13:32:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
0x4a.orgkay.ns.cloudflare.com, rob.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.125

NS records: kay.ns.cloudflare.com, rob.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 565ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.77.118, 172.67.207.92
AAAA22606:4700:3035::ac43:cf5c, 2606:4700:3030::6815:4d76
NS2kay.ns.cloudflare.com, rob.ns.cloudflare.com
MX2mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10)
TXT2apple-domain=kUVmeGWfhVQ1HCes, v=spf1 include:icloud.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kay.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

0x4a.org resolves to four IP numbers: 2606:4700:3030::6815:4d76, 2606:4700:3035::ac43:cf5c, 104.21.77.118 and 172.67.207.92.

other host names for instance streamoz.com, wwww.xn--72cc3cj1fsbk9jtci.cc, spi-con.com, smaafrica.com and easypickrio.com share IP numbers with 0x4a.org.

Name Servers

0x4a.org is delegated to two name servers: kay.ns.cloudflare.com and rob.ns.cloudflare.com.

0x4a.org shares the same name server setup as other domains, for example cornertechnical.com, avinusa.org, alumni-hira.org, lkhts.in and billpro.ro.

0x4a.org at least partially shares name servers with other domains, for instance laeada.com, cytiva-virtual.com, hotel-kastro.gr, historial.com.ar and thomasvanamsterdam.nl.

These name servers are often used with ivan.ns.cloudflare.com and eric.ns.cloudflare.com.

Host names with six IP numbers:

kay.ns.cloudflare.com points to: 2606:4700:50::adf5:3a7d, 2803:f800:50::6ca2:c07d, 2a06:98c1:50::ac40:207d, 108.162.192.125, 172.64.32.125 and 173.245.58.125; rob.ns.cloudflare.com points to: 2606:4700:58::adf5:3b8c, 2803:f800:50::6ca2:c18c, 2a06:98c1:50::ac40:218c, 108.162.193.140, 172.64.33.140 and 173.245.59.140.

Mail Servers

0x4a.org is handled by two mail servers: mx01.mail.icloud.com and mx02.mail.icloud.com.

0x4a.org shares the same mail server setup as other domains, for instance 3trl.com, reindex.io, zollneritsch.com, nateten.com and oprea.me.

0x4a.org shares mail servers with other domains at least partially, including metall-design-bertrand.de, beyondusability.pro, excient.com, outersquare.org and home23.at.

Host names with six IP numbers

The host name mx01.mail.icloud.com points to: 17.42.251.62, 17.56.9.31, 17.57.152.5, 17.57.154.33, 17.57.155.25 and 17.57.156.30

The host name mx02.mail.icloud.com points to: 17.42.251.62, 17.56.9.31, 17.57.152.5, 17.57.154.33, 17.57.155.25 and 17.57.156.30

Host names that point to each IP

17.42.251.62: mx01.mail.icloud.com and mx02.mail.icloud.com

17.56.9.31: mx01.mail.icloud.com and mx02.mail.icloud.com

17.57.152.5: mx01.mail.icloud.com and mx02.mail.icloud.com

17.57.154.33: mx01.mail.icloud.com and mx02.mail.icloud.com

17.57.155.25: mx01.mail.icloud.com and mx02.mail.icloud.com

17.57.156.30: mx01.mail.icloud.com and mx02.mail.icloud.com