www.rt.cx - robtex.com

www.rt.cx

CNAMErt.cx
DNSSEC⚠️ Not signed
A2606:4700:3031::6815:2433🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:b9a3🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.36.51Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.185.163🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdion.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b9c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
A2803:f800:50::6ca2:c19c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdion.ns.cloudflare.com
A2a06:98c1:50::ac40:219c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdion.ns.cloudflare.com
A108.162.193.156🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
A172.64.33.156🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
A173.245.59.156🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
NSmarge.ns.cloudflare.com
A2606:4700:50::adf5:3abf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarge.ns.cloudflare.com
A2803:f800:50::6ca2:c0bf🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmarge.ns.cloudflare.com
A2a06:98c1:50::ac40:20bf🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmarge.ns.cloudflare.com
A108.162.192.191🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarge.ns.cloudflare.com
A172.64.32.191🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarge.ns.cloudflare.com
A173.245.58.191🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarge.ns.cloudflare.com
MX_dc-mx.5e7fb45f75d1.rt.cx ⭐
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.36.51, 172.67.185.163
IPv6 hints2606:4700:3031::6815:2433, 2606:4700:3034::ac43:b9a3
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=200, name=cloudflare-ech.com
SOAdion.ns.cloudflare.comdns@cloudflare.com serial=2403425455

rt.cx

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:2433🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:b9a3🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.36.51Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.185.163🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdion.ns.cloudflare.com ⭐
NSmarge.ns.cloudflare.com
MX_dc-mx.5e7fb45f75d1.rt.cx ⭐
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.36.51, 172.67.185.163
IPv6 hints2606:4700:3031::6815:2433, 2606:4700:3034::ac43:b9a3
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=200, name=cloudflare-ech.com
SOAdion.ns.cloudflare.comdns@cloudflare.com serial=2403425455

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DNS History

5 records (1 active, 4 former)

2017201820192020202120222023202420252026NSdion.ns.cloudflare.commarge.ns.cloudflare.comMXrt.cxA138.201.89.76CNAMErt.cx
○NSdion.ns.cloudflare.com2016-12-11 → 2016-12-11 · 3 obs
● 2016-12-11 21:42:36
○ 2017-08-21 22:10:40
○ 2026-05-30 18:58:22
○NSmarge.ns.cloudflare.com2016-12-11 → 2016-12-11 · 3 obs
● 2016-12-11 21:42:36
○ 2017-08-21 22:10:40
○ 2026-05-30 18:58:22
○MXrt.cx2016-12-11 → 2016-12-11 · 3 obs
● 2016-12-11 21:42:36
○ 2017-08-21 22:10:40
○ 2026-05-30 18:58:22
○A138.201.89.762016-12-11 → 2016-12-11 · 3 obs
● 2016-12-11 21:42:36
○ 2017-08-21 22:10:40
○ 2026-05-30 18:58:22
●CNAMErt.cx2016-12-11 → 2026-05-30 · 2 obs
● 2016-12-11 21:42:36
● 2026-05-30 18:58:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cxns.anycast.nic.cx, ns1.anycastdns.cz, ns2.anycastdns.cz5 records
rt.cxdion.ns.cloudflare.com, marge.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.156

NS records: dion.ns.cloudflare.com, marge.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt.cx (unsigned zone)

⏱️ Timing

Total: 2180ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1rt.cx

📌 Glue Records Collected

Total: 5

In-bailiwick: 2 (ns.anycast.nic.cx, ns.anycast.nic.cx)

Out-of-bailiwick: 3 (ns1.anycastdns.cz, ns1.anycastdns.cz, ns2.anycastdns.cz)

Analysis

IP Addresses

www.rt.cx has 4 IP addresses: 104.21.36.51, 172.67.185.163, 2606:4700:3031::6815:2433 and 2606:4700:3034::ac43:b9a3.

onecapitalterra.sbs, shdeyufang.com, dslabsstore.com and two other host names share IP numbers with www.rt.cx.

Name Servers

Two name servers handle the delegation for www.rt.cx: dion.ns.cloudflare.com and marge.ns.cloudflare.com.

www.rt.cx uses the same name servers as several other domains — among them xiannidm.com, rtpanel.com, riccox.com and two more.

There is at least partial name server overlap between www.rt.cx and other domains — rangeandwater.com, gotrade.click, tieyunxing.com and two more among them.

These name servers are routinely deployed together with the name servers josephine.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

dion.ns.cloudflare.com maps to six IP addresses: 108.162.193.156, 172.64.33.156, 173.245.59.156 and three others.

marge.ns.cloudflare.com maps to six IP addresses: 108.162.192.191, 172.64.32.191, 173.245.58.191 and three others.

Mail Servers

Mail for www.rt.cx is handled by a single mail server, _dc-mx.5e7fb45f75d1.rt.cx.

The mail server configuration of www.rt.cx is identical to that of other domains — rt.cx being one example.