CF1758852771639-tsm20250925114901

WWW.RTSAK.COM - jcsrs.edu.hk

Search for IP or hostnames:

jcsrs.edu.hk checked at 2025-09-26T02:12:51.538Z 1822ms 130/130/130 100% R:14

jcsrs.edu.hk

MXaspmx2.googlemail.com
A2607:f8b0:4023:100f::1a 🇺🇸 Google
PTRyudfwra-in-f26.1e100.net
A192.178.220.27🇺🇸 Google
PTRyudfwra-in-f27.1e100.net
MXaspmx3.googlemail.com
A2607:f8b0:4003:c30::1a 🇺🇸 Google
PTRyutulis-in-f26.1e100.net
A74.125.27.26🇺🇸 Google
PTRyutulis-in-f26.1e100.net
MXaspmx.l.google.com
A2607:f8b0:4004:c21::1a 🇺🇸 Google
PTRpe-in-f26.1e100.net
A142.251.111.27🇺🇸 Google
PTRbk-in-f27.1e100.net
NSns1.jcsrs.edu.hk
A210.177.22.95🇭🇰 PCCW IMS
NSns2.jcsrs.edu.hk
A183.178.33.130🇭🇰 HK Broadband Network
PTR183178033130.ctinets.com
MXalt1.aspmx.l.google.com
A2a00:1450:400b:c02::1b 🇮🇪 Google
PTRdj-in-f27.1e100.net
A172.253.116.26🇺🇸 Google
PTRdj-in-f26.1e100.net
MXalt2.aspmx.l.google.com
A2a00:1450:400c:c00::1b 🇧🇪 Google
PTRws-in-f27.1e100.net
PTRws-in-x1b.1e100.net
A173.194.76.26🇺🇸 Google
PTRws-in-f26.1e100.net
MXalt3.aspmx.l.google.com
A2a00:1450:4010:c0e::1b 🇫🇮 Google
PTRlu-in-f27.1e100.net
PTRlu-in-x1b.1e100.net
A74.125.131.26🇺🇸 Google
PTRlu-in-f26.1e100.net
MXalt4.aspmx.l.google.com
A2404:6800:4003:c06::1b 🇸🇬 Google
PTRsm-in-f27.1e100.net
A142.250.4.26🇺🇸 Google
PTRsm-in-f26.1e100.net
A210.177.22.122🇭🇰 PCCW IMS

edu.hk

NSc.hkirc.net.hk
NSd.hkirc.net.hk
NSm.hkirc.net.hk
NSt.hkirc.net.hk
NSu.hkirc.net.hk
NSv.hkirc.net.hk
NSx.hkirc.net.hk
NSy.hkirc.net.hk
NSz.hkirc.net.hk

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Starts with same word

Starts similarily

AI analysis

jcsrs.edu.hk is a parent of ns1.jcsrs.edu.hk and ns2.jcsrs.edu.hk.

jcsrs.edu.hk points to IP number: 210.177.22.122.

Other host names such as qbs.edu.hk, beaconhill.edu.hk, rchk.edu.hk, shatincollege.edu.hk and kjs.edu.hk share IPs with jcsrs.edu.hk.

jcsrs.edu.hk is delegated to two name servers: ns1.jcsrs.edu.hk and ns2.jcsrs.edu.hk.

jcsrs.edu.hk uses the same name server setup as other domains, including ns1.jcsrs.edu.hk and ns2.jcsrs.edu.hk.

Host names with a single IP:

ns1.jcsrs.edu.hk points to 210.177.22.95.

ns2.jcsrs.edu.hk points to 183.178.33.130.

Seven mail servers handle jcsrs.edu.hk: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

jcsrs.edu.hk shares at least partially some mail servers with other domains, including nycid.org, sobemail.com, sesquipe.org, fpcgear.com and acuro.in.

these mail servers are commonly used with aspmx4.googlemail.com and aspmx5.googlemail.com.

Two IP numbers per host:

aspmx2.googlemail.com points to: 2607:f8b0:4023:100f::1a and 192.178.220.27.

aspmx3.googlemail.com points to: 2607:f8b0:4003:c30::1a and 74.125.27.26.

aspmx.l.google.com points to: 2607:f8b0:4004:c21::1a and 142.251.111.27.

alt1.aspmx.l.google.com points to: 2a00:1450:400b:c02::1b and 172.253.116.26.

alt2.aspmx.l.google.com points to: 2a00:1450:400c:c00::1b and 173.194.76.26.

alt3.aspmx.l.google.com points to: 2a00:1450:4010:c0e::1b and 74.125.131.26.

alt4.aspmx.l.google.com points to: 2404:6800:4003:c06::1b and 142.250.4.26.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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xpqpKEu CF johedugfp 2025-09-26