4-school.com - robtex.com

4-school.com

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:b562🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:43d7🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.67.215Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.181.98🇺🇸 Cloudflare172.67.176.0/20 , 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 hints104.21.67.215, 172.67.181.98
IPv6 hints2606:4700:3035::ac43:b562, 2606:4700:3037::6815:43d7
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com
SOAmeiling.ns.cloudflare.comdns@cloudflare.com serial=2404406683

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=1781517375

Same first word

4-school.com

Similar names

school-4.info

DNS History

11 records (6 active, 5 former)

200920112013201520172019202120232025NSmeiling.ns.cloudflare.comnash.ns.cloudflare.comns1.dev-inf.comns2.dev-inf.comMX1d67517136208741bbffff2864973c.pamx1.hotmail.comA104.21.67.215172.67.181.982606:4700:3035::ac43:b5622606:4700:3037::6815:43d7192.252.215.19769.64.147.242
●NSmeiling.ns.cloudflare.com2026-05-22 → 2026-06-15 · 3 obs
○ 2016-04-02 02:43:50
● 2026-05-22 07:19:28
● 2026-06-15 10:03:14
●NSnash.ns.cloudflare.com2026-05-22 → 2026-06-15 · 3 obs
○ 2016-04-02 02:43:50
● 2026-05-22 07:19:28
● 2026-06-15 10:03:14
○NSns1.dev-inf.com2015-06-11 → 2015-10-24 · 5 obs
○ 2008-03-19 05:20:06
● 2015-06-11 04:35:24
● 2015-10-24 15:50:12
○ 2016-04-02 02:43:50
○ 2026-06-15 10:03:14
○NSns2.dev-inf.com2015-06-11 → 2015-10-24 · 5 obs
○ 2008-03-19 05:20:06
● 2015-06-11 04:35:24
● 2015-10-24 15:50:12
○ 2016-04-02 02:43:50
○ 2026-06-15 10:03:14
○MX1d67517136208741bbffff2864973c.pamx1.hotmail.com2015-06-11 → 2015-10-24 · 5 obs
○ 2008-03-19 05:20:06
● 2015-06-11 04:35:24
● 2015-10-24 15:50:12
○ 2016-04-02 02:43:50
○ 2026-06-15 10:03:14
●A104.21.67.2152026-05-22 → 2026-06-15 · 3 obs
○ 2016-04-02 02:43:50
● 2026-05-22 07:19:28
● 2026-06-15 10:03:14
●A172.67.181.982026-05-22 → 2026-06-15 · 3 obs
○ 2016-04-02 02:43:50
● 2026-05-22 07:19:28
● 2026-06-15 10:03:14
○A192.252.215.1972015-06-11 → 2015-10-24 · 5 obs
○ 2008-03-19 05:20:06
● 2015-06-11 04:35:24
● 2015-10-24 15:50:12
○ 2015-12-28 02:42:54
○ 2026-06-15 10:03:14
●A2606:4700:3035::ac43:b5622026-05-22 → 2026-06-15 · 3 obs
○ 2016-04-02 02:43:50
● 2026-05-22 07:19:28
● 2026-06-15 10:03:14
●A2606:4700:3037::6815:43d72026-05-22 → 2026-06-15 · 3 obs
○ 2016-04-02 02:43:50
● 2026-05-22 07:19:28
● 2026-06-15 10:03:14
○A69.64.147.2422015-12-28 → 2015-12-28 · 4 obs
○ 2015-10-24 15:50:12
● 2015-12-28 02:42:54
○ 2016-04-02 02:43:50
○ 2026-06-15 10:03:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net...-
4-school.comnash.ns.cloudflare.com, meiling.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.254

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4-school.com (unsigned zone)

⏱️ Timing

Total: 147ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.181.98, 104.21.67.215
AAAA22606:4700:3035::ac43:b562, 2606:4700:3037::6815:43d7
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

4-school.com resolves to four IP addresses: 104.21.67.215, 172.67.181.98, 2606:4700:3035::ac43:b562 and 2606:4700:3037::6815:43d7.

night-life.club, dafa.co.uk, re-west.co.uk plus two other host names have IP numbers in common with 4-school.com.

Name Servers

4-school.com uses two name servers for its delegation: meiling.ns.cloudflare.com and nash.ns.cloudflare.com.

The name server configuration of 4-school.com is shared with other domains, for instance alltiedupinfo.com, cniersoft.com, yazdkish.com and two others.

4-school.com partially shares its NS delegation with several other domains, including designthinkersgroup.com, centricinsightone.pics, abirdcage.com and two others.

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

Hosts with 6 IP addresses each:

Hostname meiling.ns.cloudflare.com directs to 108.162.194.254, 162.159.38.254 and 172.64.34.254 along with 3 other IP addresses.

Hostname nash.ns.cloudflare.com directs to 108.162.193.209, 172.64.33.209 and 173.245.59.209 along with 3 other IP addresses.