rtcsi.com - dns.ninja

rtcsi.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:de81🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:3612🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.54.18Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.222.129🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkhalid.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c35🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkhalid.ns.cloudflare.com
A2803:f800:50::6ca2:c335🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkhalid.ns.cloudflare.com
A2a06:98c1:50::ac40:2335🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkhalid.ns.cloudflare.com
A108.162.195.53🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkhalid.ns.cloudflare.com
A162.159.44.53Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkhalid.ns.cloudflare.com
A172.64.35.53🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkhalid.ns.cloudflare.com
NSpaislee.ns.cloudflare.com
A2606:4700:50::a29f:26b7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpaislee.ns.cloudflare.com
A2803:f800:50::6ca2:c2b7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRpaislee.ns.cloudflare.com
A2a06:98c1:50::ac40:22b7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRpaislee.ns.cloudflare.com
A108.162.194.183🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.38.183Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.34.183🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.54.18, 172.67.222.129
IPv6 hints2606:4700:3032::ac43:de81, 2606:4700:3033::6815:3612
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=104, name=cloudflare-ech.com
SOAkhalid.ns.cloudflare.comdns@cloudflare.com serial=2404690150

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1782719565

Same first word

rtcsi.com

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DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSkhalid.ns.cloudflare.compaislee.ns.cloudflare.comns1.51dns.comns2.51dns.comA104.21.54.18172.67.222.1292606:4700:3032::ac43:de812606:4700:3033::6815:3612103.73.88.30122.9.247.112122.9.255.189123.60.198.88
●NSkhalid.ns.cloudflare.com2026-03-06 → 2026-06-29 · 3 obs
○ 2016-12-27 22:48:26
● 2026-03-06 04:53:16
● 2026-06-29 08:04:32
○NSns1.51dns.com2015-06-10 → 2016-12-27 · 4 obs
● 2015-06-10 06:45:42
● 2016-12-27 22:48:26
○ 2026-03-06 04:53:16
○ 2026-06-29 08:04:32
○NSns2.51dns.com2015-06-10 → 2016-12-27 · 4 obs
● 2015-06-10 06:45:42
● 2016-12-27 22:48:26
○ 2026-03-06 04:53:16
○ 2026-06-29 08:04:32
●NSpaislee.ns.cloudflare.com2026-03-06 → 2026-06-29 · 3 obs
○ 2016-12-27 22:48:26
● 2026-03-06 04:53:16
● 2026-06-29 08:04:32
○A103.73.88.302018-06-05 → 2018-06-05 · 4 obs
○ 2016-12-27 22:48:26
● 2018-06-05 17:00:22
○ 2026-03-06 04:53:16
○ 2026-06-29 08:04:32
●A104.21.54.182026-03-06 → 2026-06-29 · 3 obs
○ 2018-06-05 17:00:22
● 2026-03-06 04:53:16
● 2026-06-29 08:04:32
○A122.9.247.1122015-11-08 → 2016-04-23 · 5 obs
○ 2015-06-10 06:45:42
● 2015-11-08 09:00:16
● 2016-04-23 09:43:38
○ 2016-12-27 22:48:26
○ 2026-06-29 08:04:32
○A122.9.255.1892015-06-10 → 2015-06-10 · 3 obs
● 2015-06-10 06:45:42
○ 2018-06-05 17:00:22
○ 2026-06-29 08:04:32
○A123.60.198.882016-12-27 → 2016-12-27 · 4 obs
○ 2016-04-23 09:43:38
● 2016-12-27 22:48:26
○ 2026-03-06 04:53:16
○ 2026-06-29 08:04:32
●A172.67.222.1292026-03-06 → 2026-06-29 · 3 obs
○ 2018-06-05 17:00:22
● 2026-03-06 04:53:16
● 2026-06-29 08:04:32
●A2606:4700:3032::ac43:de812026-03-06 → 2026-06-29 · 3 obs
○ 2018-06-05 17:00:22
● 2026-03-06 04:53:16
● 2026-06-29 08:04:32
●A2606:4700:3033::6815:36122026-03-06 → 2026-06-29 · 3 obs
○ 2018-06-05 17:00:22
● 2026-03-06 04:53:16
● 2026-06-29 08:04:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net...-
rtcsi.compaislee.ns.cloudflare.com, khalid.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.53

NS records: paislee.ns.cloudflare.com, khalid.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtcsi.com (unsigned zone)

⏱️ Timing

Total: 193ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.222.129, 104.21.54.18
AAAA22606:4700:3032::ac43:de81, 2606:4700:3033::6815:3612
NS2khalid.ns.cloudflare.com, paislee.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1khalid.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (paislee.ns.cloudflare.com, paislee.ns.cloudflare.com, paislee.ns.cloudflare.com...)

Analysis

IP Addresses

rtcsi.com directs to four IP numbers, which are 104.21.54.18, 172.67.222.129, 2606:4700:3032::ac43:de81 and 2606:4700:3033::6815:3612.

jokergame365.com, asteriskey.com, partversal.co.uk plus two other host names have IP numbers in common with rtcsi.com.

Name Servers

rtcsi.com has two authoritative name servers — khalid.ns.cloudflare.com and paislee.ns.cloudflare.com.

The name server configuration of rtcsi.com is shared with other domains, for instance dg-sanli.com, 91qrr.com, xcrcc.com and two others.

At least some of rtcsi.com's name servers are shared with other domains, for example trajan.ru, flitl.com, qynext.co.in and two more.

These name servers tend to be deployed in combination with the name servers hattie.ns.cloudflare.com and ace.ns.cloudflare.com.

Hosts with 6 IP addresses each:

khalid.ns.cloudflare.com points to 108.162.195.53, 162.159.44.53, 172.64.35.53 and 3 other IP addresses.

paislee.ns.cloudflare.com points to 108.162.194.183, 162.159.38.183, 172.64.34.183 and 3 other IP addresses.