CF1761187994823-tsm20251017082432

WWW.RTSAK.COM - masterclass.jp

Search for IP or hostnames:

masterclass.jp checked at 2025-10-23T02:53:14.798Z 240ms 124/124/124 100% R:15

masterclass.jp

MXaspmx2.googlemail.com
MXaspmx3.googlemail.com
MXaspmx4.googlemail.com
A2a00:1450:4025:402::1a ๐Ÿ‡ณ๐Ÿ‡ฑ Google
PTRrb-in-f26.1e100.net
A142.250.102.26๐Ÿ‡บ๐Ÿ‡ธ Google
PTRrb-in-f26.1e100.net
MXaspmx5.googlemail.com
A2a00:1450:4013:c1e::1a ๐Ÿ‡ณ๐Ÿ‡ฑ Google
PTRyugrqzs-in-f26.1e100.net
A192.178.213.26๐Ÿ‡บ๐Ÿ‡ธ Google
PTRyugrqzs-in-f26.1e100.net
NS01.dnsv.jp
A2400:8500:3300::53 ๐Ÿ‡ฏ๐Ÿ‡ต GMO-DNS
PTR01.dnsv.jp
A157.7.32.53๐Ÿ‡ฏ๐Ÿ‡ต GMO-DNS
PTR01.dnsv.jp
NS02.dnsv.jp
A157.7.33.53๐Ÿ‡ฏ๐Ÿ‡ต GMO-DNS
PTR02.dnsv.jp
NS03.dnsv.jp
A2400:8500:3000::53 ๐Ÿ‡ฏ๐Ÿ‡ต GMO-DNS
PTR03.dnsv.jp
A157.7.34.53๐Ÿ‡ฏ๐Ÿ‡ต GMO-DNS
PTR03.dnsv.jp
NS04.dnsv.jp
A2400:8500:3fff::53 ๐Ÿ‡ฏ๐Ÿ‡ต GMO-DNS
PTR04.dnsv.jp
A157.7.35.53๐Ÿ‡ฏ๐Ÿ‡ต GMO-DNS
PTR04.dnsv.jp
MXaspmx.l.google.com
A2607:f8b0:4004:c19::1b ๐Ÿ‡บ๐Ÿ‡ธ Google
PTRbk-in-f27.1e100.net
A192.178.155.26๐Ÿ‡บ๐Ÿ‡ธ Google
PTRyuiadrs-in-f26.1e100.net
MXalt1.aspmx.l.google.com
A2a00:1450:400b:c02::1a ๐Ÿ‡ฎ๐Ÿ‡ช Google
PTRdj-in-f26.1e100.net
A172.253.116.26๐Ÿ‡บ๐Ÿ‡ธ Google
PTRdj-in-f26.1e100.net
MXalt2.aspmx.l.google.com
A2a00:1450:400c:c00::1a ๐Ÿ‡ง๐Ÿ‡ช Google
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.27๐Ÿ‡บ๐Ÿ‡ธ Google
PTRws-in-f27.1e100.net

jp

NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp

Starts with same word

Starts similarily

AI analysis

masterclass.jp is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

masterclass.jp at least partially shares name servers with other domains, for instance kanojo-collection.com, ippatsu.net, hls-t.com, seiya30th.com and yazaki.jp.

Two IPs per host:

01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53

03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53

04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53

One IP per host:

02.dnsv.jp points to 157.7.33.53

Seven mail servers handle masterclass.jp: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

masterclass.jp shares at least partially some mail servers with other domains, including mccrawpllc.com, snowytrees.com, webward.com, brandrmedia.com and retromobil.ro.

these mail servers are commonly used with alt4.aspmx.l.google.com and alt3.aspmx.l.google.com.

Host names with two IP numbers:

Hostname aspmx4.googlemail.com points to 2a00:1450:4025:402::1a and 142.250.102.26.

Hostname aspmx5.googlemail.com points to 2a00:1450:4013:c1e::1a and 192.178.213.26.

Hostname aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 192.178.155.26.

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

Hostname alt2.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.27.

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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yKlZJhz CF johedugfp 2025-10-23