csstudy.net - dns.ninja

`csstudy.net`

DNSSEC	⚠️ Not signed
NS	`ns231.dnsever.com` ⭐
		A	15.235.3.171^{🇨🇦 OVH15.235.0.0/17 Hosting route}
			PTR	`ns231.dnsever.com`
NS	`ns13.dnsever.com`
		A	91.134.148.195^{🇫🇷 OVH91.134.0.0/16}
			PTR	`ns13.dnsever.com`
NS	`ns259.dnsever.com`
		A	5.39.12.252^{🇫🇷 OVH5.39.0.0/17 ISP Paris, France}
			PTR	`ns259.dnsever.com`
NS	`ns35.dnsever.com`
		A	5.39.12.229^{🇫🇷 OVH5.39.0.0/17 ISP Paris, France}
			PTR	`ns345.dnsever.com`
NS	`ns83.dnsever.com`
		A	15.235.2.109^{🇨🇦 OVH15.235.0.0/17 Hosting route}
			PTR	`ns83.dnsever.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`aspmx5.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
SOA	`ns231.dnsever.com`root@csstudy.net serial=1623251781

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782697025

Same first word

csstudy.gov.cn

csstudy.com

csstudy.net

Similar names

studysc.com.cn

scstudy.site

studycs.org

studysc.com

tducsys.id.vn

studycs.com

studysc.org

DNS History

13 records (12 active, 1 former)

○NSns.csstudy.net2007-09-22 → 2007-09-22 · 3 obs

● 2007-09-22 14:53:18
○ 2015-07-06 02:18:56
○ 2026-06-29 01:42:08

●NSns13.dnsever.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●NSns231.dnsever.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●NSns259.dnsever.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●NSns35.dnsever.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●NSns83.dnsever.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●MXalt1.aspmx.l.google.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●MXalt2.aspmx.l.google.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●MXaspmx.l.google.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●MXaspmx2.googlemail.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●MXaspmx3.googlemail.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●MXaspmx4.googlemail.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

●MXaspmx5.googlemail.com2015-07-06 → 2026-06-29 · 3 obs

○ 2007-09-22 14:53:18
● 2015-07-06 02:18:56
● 2026-06-29 01:42:08

🔍 DNS Trace

Analysis

Name Servers

csstudy.net has five name servers, which are ns13.dnsever.com, ns231.dnsever.com, ns259.dnsever.com and two others.

There is at least partial name server overlap between csstudy.net and other domains — naruedu.com, superrace.co.kr, basolutions.co.kr and two more among them.

These name servers regularly appear alongside ns83.dnsever.com, ns35.dnsever.com, ns33.dnsever.com and 7 other name servers in NS record sets.

Hosts with just one IP address:

ns13.dnsever.com directs to 91.134.148.195.

ns231.dnsever.com directs to 15.235.3.171.

ns259.dnsever.com directs to 5.39.12.252.

ns35.dnsever.com directs to 5.39.12.229.

ns83.dnsever.com directs to 15.235.2.109.

Mail Servers

csstudy.net accepts email via 7 mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.

csstudy.net has at least partial mail server overlap with other domains such as foxspl.com, ns500698.ns500759.ns500759.ns500698.ns500735.ns500736.ns500735.ns500736.ns500735.ns500735.ns500576.ns500686.ns500619.ns500576.ns500619.trackreceptor.com, ns500758.ns500759.ns500758.ns500698.ns500759.ns500698.ns500736.ns500735.ns500735.ns500698.ns500698.ns500619.ns500576.trackreceptor.com and two more.

These mail servers commonly co-occur with mail servers alt2.aspmx.l.google.com, aspmx.l.google.com, alt1.aspmx.l.google.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx2.googlemail.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx4.googlemail.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

aspmx5.googlemail.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1a.

aspmx.l.google.com has two IP addresses: 142.251.163.27 and 2607:f8b0:4004:c1b::1b.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

Host names pointing to 2800:3f0:4003:c0f::1b IP addresses: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names pointing to 172.253.116.26 IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.