badstudent.co - robtex.com

badstudent.co

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:9128🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:477c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.71.124Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.145.40🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdexter.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cbe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
A2803:f800:50::6ca2:c3be🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdexter.ns.cloudflare.com
A2a06:98c1:50::ac40:23be🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdexter.ns.cloudflare.com
A108.162.195.190🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
A162.159.44.190Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
A172.64.35.190🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdexter.ns.cloudflare.com
NSnancy.ns.cloudflare.com
A2606:4700:50::a29f:2654🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnancy.ns.cloudflare.com
A2803:f800:50::6ca2:c254🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnancy.ns.cloudflare.com
A2a06:98c1:50::ac40:2254🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnancy.ns.cloudflare.com
A108.162.194.84🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnancy.ns.cloudflare.com
A162.159.38.84Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnancy.ns.cloudflare.com
A172.64.34.84🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnancy.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4024:c0d::1b🇺🇸 Google2607:f8b0::/32
PTRmj-in-f27.1e100.net
A192.178.152.26🇺🇸 Google192.178.152.0/24
PTRmj-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4023:403::1a🇺🇸 Google2607:f8b0::/32
PTRgg-in-f26.1e100.net
A142.250.96.27🇺🇸 Google142.250.96.0/24
PTRgg-in-f27.1e100.net
TXTgoogle-site-verification=ucUWTEGe2LA7jQWMscdqB4g1inVocnZzd-_X6H8TCbw
TXTv=spf1 include:_spf.google.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.71.124, 172.67.145.40
IPv62606:4700:3030::ac43:9128, 2606:4700:3035::6815:477c
SOAdexter.ns.cloudflare.comdns@cloudflare.com serial=2397139518

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co 🔒
NSb.registrydns.co 🔒
NSc.registrydns.co 🔒
NSd.registrydns.co 🔒
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759588016

Same first word

badstudent.com
badstudent.co

DNS History

12 records (11 active, 1 former)

NSdexter.ns.cloudflare.comnancy.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.21.71.124172.67.145.402606:4700:3030::ac43:91282606:4700:3035::6815:477c172.64.80.1
●NSdexter.ns.cloudflare.com2026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24
●NSnancy.ns.cloudflare.com2026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24
●MXalt1.aspmx.l.google.com2026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24
●MXalt2.aspmx.l.google.com2026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24
●MXalt3.aspmx.l.google.com2026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24
●MXalt4.aspmx.l.google.com2026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24
●MXaspmx.l.google.com2026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24
●A104.21.71.1242026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24
○A172.64.80.12026-03-09 → 2026-03-14 · 2 obs
○ 2026-03-09 07:16:38
○ 2026-03-14 21:22:24
●A172.67.145.402026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24
●A2606:4700:3030::ac43:91282026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24
●A2606:4700:3035::6815:477c2026-03-09 → 2026-03-14 · 2 obs
● 2026-03-09 07:16:38
● 2026-03-14 21:22:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cod.registrydns.co, c.registrydns.co, a.registrydns.co, b.registrydns.co-
badstudent.codexter.ns.cloudflare.com, nancy.ns.cloudflare.com-

✅ Authoritative Response

Server: 162.159.38.84

NS records: dexter.ns.cloudflare.com, nancy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for badstudent.co (unsigned zone)

⏱️ Timing

Total: 619ms | Queries: -

📄 Records

TypeCountSample Data
A1172.64.80.1
AAAA22606:4700:3035::6815:477c, 2606:4700:3030::ac43:9128
NS2dexter.ns.cloudflare.com, nancy.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT2google-site-verification=ucUWTEGe2LA7jQW, v=spf1 include:_spf.google.com -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dexter.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

badstudent.co points to four IP numbers: 2606:4700:3030::ac43:9128, 2606:4700:3035::6815:477c, 104.21.71.124 and 172.67.145.40.

Other host names including denbridge-surgery.org.uk, www.stockblastpro.app, illegalz.org, ebrind.com and grafflixllc.com share IP numbers with badstudent.co.

Name Servers

badstudent.co's delegation uses two name servers, dexter.ns.cloudflare.com and nancy.ns.cloudflare.com.

badstudent.co shares the same name server setup as other domains, for example namcs.org, vitrum.lv, liman.in.ua, eduardomaia.com and vitrumshop.lv.

badstudent.co at least partially shares name servers with other domains, including putnam.co.at, bankbapas69.co.id, foodjuicy.com, stdhive.com and nehebkau.com.

these name servers are commonly used together with grannbo.ns.cloudflare.com, diva.ns.cloudflare.com and rudy.ns.cloudflare.com.

Host names with six IP numbers:

dexter.ns.cloudflare.com points to: 2606:4700:58::a29f:2cbe, 2803:f800:50::6ca2:c3be, 2a06:98c1:50::ac40:23be, 108.162.195.190, 162.159.44.190 and 172.64.35.190.

nancy.ns.cloudflare.com points to: 2606:4700:50::a29f:2654, 2803:f800:50::6ca2:c254, 2a06:98c1:50::ac40:2254, 108.162.194.84, 162.159.38.84 and 172.64.34.84.

Mail Servers

badstudent.co is handled by five mail servers: 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.

The mail servers for badstudent.co are shared with other domains, for instance edutalk.vn, guillemi.com, nzb.no, winxbet.net and enviro.com.uy.

these mail servers are commonly used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.

alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.

alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.

alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.