coolschooler.com - robtex.com

coolschooler.com

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:46a4🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:89b4🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.70.164Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.180🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmeiling.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26fe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
A2803:f800:50::6ca2:c2fe🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmeiling.ns.cloudflare.com
A2a06:98c1:50::ac40:22fe🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmeiling.ns.cloudflare.com
A108.162.194.254🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
A162.159.38.254Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
A172.64.34.254🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
NSnash.ns.cloudflare.com
A2606:4700:58::adf5:3bd1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A2803:f800:50::6ca2:c1d1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnash.ns.cloudflare.com
A2a06:98c1:50::ac40:21d1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnash.ns.cloudflare.com
A108.162.193.209🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A172.64.33.209🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A173.245.59.209🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.70.164, 172.67.137.180
IPv6 hints2606:4700:3034::6815:46a4, 2606:4700:3035::ac43:89b4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=218, name=cloudflare-ech.com
SOAmeiling.ns.cloudflare.comdns@cloudflare.com serial=2410195272

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785619032
rank #864304 globally
rank #373741 in the tld

Same first word

coolschooler.com

DNS History

15 records (6 active, 9 former)

201820192020202120222023202420252026NSmeiling.ns.cloudflare.comnash.ns.cloudflare.comdns1.registrar-servers.comdns2.registrar-servers.comMXeforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.comeforward5.registrar-servers.comA104.21.70.164172.67.137.1802606:4700:3034::6815:46a42606:4700:3035::ac43:89b4162.255.119.2072606:4700:3034::ac43:89b4
○NSdns1.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 13:46:50
○ 2026-06-17 18:23:40
○ 2026-08-01 21:26:42
○NSdns2.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 13:46:50
○ 2026-06-17 18:23:40
○ 2026-08-01 21:26:42
●NSmeiling.ns.cloudflare.com2026-06-17 → 2026-08-01 · 3 obs
○ 2017-09-28 13:46:50
● 2026-06-17 18:23:40
● 2026-08-01 21:26:42
●NSnash.ns.cloudflare.com2026-06-17 → 2026-08-01 · 3 obs
○ 2017-09-28 13:46:50
● 2026-06-17 18:23:40
● 2026-08-01 21:26:42
○MXeforward1.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 13:46:50
○ 2026-06-17 18:23:40
○ 2026-08-01 21:26:42
○MXeforward2.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 13:46:50
○ 2026-06-17 18:23:40
○ 2026-08-01 21:26:42
○MXeforward3.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 13:46:50
○ 2026-06-17 18:23:40
○ 2026-08-01 21:26:42
○MXeforward4.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 13:46:50
○ 2026-06-17 18:23:40
○ 2026-08-01 21:26:42
○MXeforward5.registrar-servers.com2017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 13:46:50
○ 2026-06-17 18:23:40
○ 2026-08-01 21:26:42
●A104.21.70.1642026-06-17 → 2026-08-01 · 3 obs
○ 2017-09-28 13:46:50
● 2026-06-17 18:23:40
● 2026-08-01 21:26:42
○A162.255.119.2072017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 13:46:50
○ 2026-06-17 18:23:40
○ 2026-08-01 21:26:42
●A172.67.137.1802026-06-17 → 2026-08-01 · 3 obs
○ 2017-09-28 13:46:50
● 2026-06-17 18:23:40
● 2026-08-01 21:26:42
●A2606:4700:3034::6815:46a42026-06-17 → 2026-08-01 · 3 obs
○ 2017-09-28 13:46:50
● 2026-06-17 18:23:40
● 2026-08-01 21:26:42
○A2606:4700:3034::ac43:89b42026-06-17 → 2026-06-17 · 4 obs
○ 2017-09-28 13:46:50
● 2026-06-17 18:23:40
○ 2026-06-25 11:59:48
○ 2026-08-01 21:26:42
●A2606:4700:3035::ac43:89b42026-06-25 → 2026-08-01 · 3 obs
○ 2026-06-17 18:23:40
● 2026-06-25 11:59:48
● 2026-08-01 21:26:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
coolschooler.comnash.ns.cloudflare.com, meiling.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.209

NS records: nash.ns.cloudflare.com, meiling.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coolschooler.com (unsigned zone)

⏱️ Timing

Total: 182ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.70.164, 172.67.137.180
AAAA22606:4700:3034::6815:46a4, 2606:4700:3035::ac43:89b4
NS2meiling.ns.cloudflare.com, nash.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1meiling.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nash.ns.cloudflare.com, nash.ns.cloudflare.com, nash.ns.cloudflare.com...)

Analysis

IP Addresses

coolschooler.com has four IP addresses: 104.21.70.164, 172.67.137.180, 2606:4700:3034::6815:46a4 and 2606:4700:3035::ac43:89b4.

adult-china.com, 648855.com, tenntexasdirectory.com plus two other host names have IP numbers in common with coolschooler.com.

Name Servers

Two name servers handle the delegation for coolschooler.com: meiling.ns.cloudflare.com and nash.ns.cloudflare.com.

The name server configuration of coolschooler.com is shared with other domains, for instance gzxzzxedu.com, jl-home.cn, eduattitude.com and two others.

coolschooler.com partially shares its NS delegation with several other domains, including ultraconsultin-g365.digital, koyigeiaanalyticsnet.digital, empowerednblessed.com and two others.

These name servers regularly co-occur with the name servers vasilii.ns.cloudflare.com, theo.ns.cloudflare.com and donna.ns.cloudflare.com.

Hosts with 6 IP addresses each:

meiling.ns.cloudflare.com resolves to 108.162.194.254, 162.159.38.254 and 172.64.34.254 among others, with 3 other IP addresses in total.

nash.ns.cloudflare.com resolves to 108.162.193.209, 172.64.33.209 and 173.245.59.209 among others, with 3 other IP addresses in total.