rxjava.org - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

rxjava.org

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:5530🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:ca4c🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.85.48Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.202.76🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdarwin.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b97🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdarwin.ns.cloudflare.com
A2803:f800:50::6ca2:c197🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdarwin.ns.cloudflare.com
A2a06:98c1:50::ac40:2197🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdarwin.ns.cloudflare.com
A108.162.193.151🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdarwin.ns.cloudflare.com
A172.64.33.151🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdarwin.ns.cloudflare.com
A173.245.59.151🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdarwin.ns.cloudflare.com
NSluciane.ns.cloudflare.com
A2606:4700:50::a29f:2678🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRluciane.ns.cloudflare.com
A2803:f800:50::6ca2:c278🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRluciane.ns.cloudflare.com
A2a06:98c1:50::ac40:2278🇺🇸 Cloudflare2a06:98c1:50::/45
PTRluciane.ns.cloudflare.com
A108.162.194.120🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRluciane.ns.cloudflare.com
A162.159.38.120Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRluciane.ns.cloudflare.com
A172.64.34.120🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRluciane.ns.cloudflare.com
MX_dc-mx.7fc449142360.rxjava.org ⭐
A49.12.122.181🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC
PTRquantum.httpnoc.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.85.48, 172.67.202.76
IPv6 hints2606:4700:3034::6815:5530, 2606:4700:3034::ac43:ca4c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=99, name=cloudflare-ech.com
SOAdarwin.ns.cloudflare.comdns@cloudflare.com serial=2413404056

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=1791105971

Same first word

rxjava.pages.dev
rxjava.shop
rxjava.org
rxjava.dev
rxjava.com.ph
rxjava.com

Similar names

vajrax.com
javarx.workers.dev
vajrax.ai
vajrax.club
jarxav.ph
vajrax.in
javarx.shop
javaxr.xyz

Previous names

rxintervention.org
rxinvestments.org
rxiol.org
rxirbdfpxf.org
rxis.org
rxisk.org
rxiv-hub.org
rxiv.org
rxivai.org
rxive.org
rxiver.org
rxivers.org
rxivist.org
rxivofourown.org
rxivr.org
rxivs.org
rxix.org
rxj.org
rxjamaica.org

Next names

rxjh.org
rxjjoypur.org
rxjournal.org
rxjouuskfl.org
rxjqa.org
rxjs.org
rxjsz.org
rxjt.org
rxjustice.org
rxjuveniles.org
rxk.org
rxkapital.org
rxkey.org
rxkids.org
rxkidsus.org
rxkidz.org
rxking4dplay.org

DNS History

11 records (7 active, 4 former)

NSdarwin.ns.cloudflare.comluciane.ns.cloudflare.comMX_dc-mx.7fc449142360.rxjava.orgA104.21.85.48172.67.202.762606:4700:3034::6815:55302606:4700:3034::ac43:ca4c188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSdarwin.ns.cloudflare.com2026-09-05 → 2026-10-04 · 2 obs
● 2026-09-05 13:34:22
● 2026-10-04 09:41:48
●NSluciane.ns.cloudflare.com2026-09-05 → 2026-10-04 · 2 obs
● 2026-09-05 13:34:22
● 2026-10-04 09:41:48
●MX_dc-mx.7fc449142360.rxjava.org2026-09-05 → 2026-10-04 · 2 obs
● 2026-09-05 13:34:22
● 2026-10-04 09:41:48
●A104.21.85.482026-10-04 → 2026-10-04 · 3 obs
○ 2026-09-05 13:34:22
● 2026-10-04 09:41:46
● 2026-10-04 09:41:48
●A172.67.202.762026-10-04 → 2026-10-04 · 3 obs
○ 2026-09-05 13:34:22
● 2026-10-04 09:41:46
● 2026-10-04 09:41:48
○A188.114.96.02026-09-05 → 2026-09-05 · 3 obs
● 2026-09-05 13:34:22
○ 2026-10-04 09:41:46
○ 2026-10-04 09:41:48
○A188.114.97.02026-09-05 → 2026-09-05 · 3 obs
● 2026-09-05 13:34:22
○ 2026-10-04 09:41:46
○ 2026-10-04 09:41:48
●A2606:4700:3034::6815:55302026-10-04 → 2026-10-04 · 3 obs
○ 2026-09-05 13:34:22
● 2026-10-04 09:41:46
● 2026-10-04 09:41:48
●A2606:4700:3034::ac43:ca4c2026-10-04 → 2026-10-04 · 3 obs
○ 2026-09-05 13:34:22
● 2026-10-04 09:41:46
● 2026-10-04 09:41:48
○A2a06:98c1:3120::2026-09-05 → 2026-09-05 · 3 obs
● 2026-09-05 13:34:22
○ 2026-10-04 09:41:46
○ 2026-10-04 09:41:48
○A2a06:98c1:3121::2026-09-05 → 2026-09-05 · 3 obs
● 2026-09-05 13:34:22
○ 2026-10-04 09:41:46
○ 2026-10-04 09:41:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
rxjava.orgluciane.ns.cloudflare.com, darwin.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.151

NS records: luciane.ns.cloudflare.com, darwin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rxjava.org (unsigned zone)

⏱️ Timing

Total: 868ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.202.76, 104.21.85.48
AAAA22606:4700:3034::6815:5530, 2606:4700:3034::ac43:ca4c
NS2darwin.ns.cloudflare.com, luciane.ns.cloudflare.com
MX1_dc-mx.7fc449142360.rxjava.org (pri: 0)
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1darwin.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

rxjava.org has four IP addresses: 104.21.85.48, 172.67.202.76, 2606:4700:3034::6815:5530 and 2606:4700:3034::ac43:ca4c.

xieedang123.net, volquisports.com.co, arthurhan.work plus two other host names have IP numbers in common with rxjava.org.

Name Servers

Two name servers handle the delegation for rxjava.org: darwin.ns.cloudflare.com and luciane.ns.cloudflare.com.

The name server configuration of rxjava.org is shared with other domains, for instance batupmarket.com, uonview.com, batup.fr and two others.

rxjava.org shares at least some of its name servers with other domains, including sgs-proveedores.com, skylarkl.workers.dev, ystx970.cc and two others.

These name servers are frequently paired with the name servers april.ns.cloudflare.com and meiling.ns.cloudflare.com.

Hosts with 6 IP addresses each:

darwin.ns.cloudflare.com resolves to 108.162.193.151, 172.64.33.151 and 173.245.59.151 among others, with 3 other IP addresses in total.

luciane.ns.cloudflare.com resolves to 108.162.194.120, 162.159.38.120 and 172.64.34.120 among others, with 3 other IP addresses in total.

Mail Servers

rxjava.org uses one mail server — _dc-mx.7fc449142360.rxjava.org.

_dc-mx.7fc449142360.rxjava.org carries a single IP number, which is 49.12.122.181.