CF1759835288583-tsm20251005211530

DNSWHOIS.INFO - rcgs.edu.hk

Search for IP or hostnames:

rcgs.edu.hk checked at 2025-10-07T11:08:08.521Z 1907ms 115/115/115 100% R:16

rcgs.edu.hk

NSdns1.hostingspeed.net
A103.38.161.231🇭🇰 SGC-HK
PTRdns1.hostingspeed.net
PTRdns4.hostingspeed.net
PTRns1.hostingspeed.net
PTRns4.hostingspeed.net
NSdns2.hostingspeed.net
A103.13.51.244🇭🇰 SGC-CAL-AS
PTRdns2.hostingspeed.net
PTRns2.hostingspeed.net
NSdns3.hostingspeed.net
A148.72.64.84🇺🇸 AS398101
PTR84.64.72.148.host.secureserver.net
NSdns4.hostingspeed.net
MXaspmx.l.google.com
A2607:f8b0:4004:c09::1b 🇺🇸 Google
PTRbh-in-f27.1e100.net
A192.178.155.27🇺🇸 Google
PTRyuiadrs-in-f27.1e100.net
MXalt1.aspmx.l.google.com
A2a00:1450:400b:c02::1a 🇮🇪 Google
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google
PTRdj-in-f27.1e100.net
MXalt2.aspmx.l.google.com
A2a00:1450:400c:c00::1a 🇧🇪 Google
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.26🇺🇸 Google
PTRws-in-f26.1e100.net
MXalt3.aspmx.l.google.com
A2a00:1450:4025:402::1a 🇳🇱 Google
PTRrb-in-f26.1e100.net
A142.250.102.27🇺🇸 Google
PTRrb-in-f27.1e100.net
MXalt4.aspmx.l.google.com
A2a00:1450:4013:c1e::1b 🇳🇱 Google
PTRyugrqzs-in-f27.1e100.net
A192.178.213.27🇺🇸 Google
PTRyugrqzs-in-f27.1e100.net
A103.13.50.131🇭🇰 SGC-CAL-AS
PTRns31.hostingspeed.net

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

Starts with same word

Starts similarily

AI analysis

rcgs.edu.hk points to IP number: 103.13.50.131.

Other host names such as greatimex.com, yourperfectnet.com, mail.eftc.de, ctdw.hk and mctrading.net share IPs with rcgs.edu.hk.

rcgs.edu.hk is delegated to four name servers: dns1.hostingspeed.net, dns2.hostingspeed.net, dns3.hostingspeed.net and dns4.hostingspeed.net.

rcgs.edu.hk at least partially shares name servers with other domains, for instance chihin.com, emcopet.com, traveladvisers.com.hk, blacknwhite.com.hk and techtone.com.hk.

Host names with a single IP:

dns1.hostingspeed.net points to: 103.38.161.231.

dns2.hostingspeed.net points to: 103.13.51.244.

dns3.hostingspeed.net points to: 148.72.64.84.

Five mail servers handle rcgs.edu.hk: 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.

rcgs.edu.hk shares at least partially some mail servers with other domains, including clearrepo.com, fiala.ca, sibila.cl, gameface.photos and italiarail.co.uk.

these mail servers are commonly used with aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

Hostname aspmx.l.google.com points to 2607:f8b0:4004:c09::1b and 192.178.155.27.

Hostname alt1.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.27.

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

Hostname alt3.aspmx.l.google.com points to 2a00:1450:4025:402::1a and 142.250.102.27.

Hostname alt4.aspmx.l.google.com points to 2a00:1450:4013:c1e::1b and 192.178.213.27.

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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lVXipYO CF johedugfp 2025-10-07