cljschool.com - robtex.com

cljschool.com

DNSSEC⚠️ Not signed
A51.79.229.154🇸🇬 OVH51.79.128.0/17 Hosting route
PTRearth-8.bikiran.net
NSdavid.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b98🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A2803:f800:50::6ca2:c198🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdavid.ns.cloudflare.com
A2a06:98c1:50::ac40:2198🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdavid.ns.cloudflare.com
A108.162.193.152🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A172.64.33.152🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A173.245.59.152🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
NShera.ns.cloudflare.com
A2606:4700:50::adf5:3aa2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhera.ns.cloudflare.com
A2803:f800:50::6ca2:c0a2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhera.ns.cloudflare.com
A2a06:98c1:50::ac40:20a2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhera.ns.cloudflare.com
A108.162.192.162🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhera.ns.cloudflare.com
A172.64.32.162🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhera.ns.cloudflare.com
A173.245.58.162🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhera.ns.cloudflare.com
MXcljschool.com ⭐
A51.79.229.154🇸🇬 OVH51.79.128.0/17 Hosting route
PTRearth-8.bikiran.net
TXTv=spf1 ip4:51.79.229.154 +a ~all
SOAdavid.ns.cloudflare.comdns@cloudflare.com serial=2405473485

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=1784117317

MX for

cljschool.com

Same first word

cljschool.com

DNS History

16 records (4 active, 12 former)

20162017201820192020202120222023202420252026NSdavid.ns.cloudflare.comhera.ns.cloudflare.combikiran.earth.orderbox-dns.combikiran.mars.orderbox-dns.combikiran.mercury.orderbox-dns.combikiran.venus.orderbox-dns.comns1.bikiran.comns1.bikiran.netns2.bikiran.comns2.bikiran.netMXcljschool.comA51.79.229.154139.162.14.245192.185.170.20445.63.122.15445.63.13.63
○NSbikiran.earth.orderbox-dns.com2016-03-27 → 2016-03-27 · 4 obs
○ 2015-12-23 13:50:18
● 2016-03-27 17:00:56
○ 2016-09-11 02:21:46
○ 2026-07-15 12:38:44
○NSbikiran.mars.orderbox-dns.com2016-03-27 → 2016-03-27 · 4 obs
○ 2015-12-23 13:50:18
● 2016-03-27 17:00:56
○ 2016-09-11 02:21:46
○ 2026-07-15 12:38:44
○NSbikiran.mercury.orderbox-dns.com2016-03-27 → 2016-03-27 · 4 obs
○ 2015-12-23 13:50:18
● 2016-03-27 17:00:56
○ 2016-09-11 02:21:46
○ 2026-07-15 12:38:44
○NSbikiran.venus.orderbox-dns.com2016-03-27 → 2016-03-27 · 4 obs
○ 2015-12-23 13:50:18
● 2016-03-27 17:00:56
○ 2016-09-11 02:21:46
○ 2026-07-15 12:38:44
●NSdavid.ns.cloudflare.com2026-03-27 → 2026-07-15 · 3 obs
○ 2017-04-10 16:36:10
● 2026-03-27 06:11:08
● 2026-07-15 12:38:44
●NShera.ns.cloudflare.com2026-03-27 → 2026-07-15 · 3 obs
○ 2017-04-10 16:36:10
● 2026-03-27 06:11:08
● 2026-07-15 12:38:44
○NSns1.bikiran.com2016-09-11 → 2017-04-10 · 5 obs
○ 2016-03-27 17:00:56
● 2016-09-11 02:21:46
● 2017-04-10 16:36:10
○ 2026-03-27 06:11:08
○ 2026-07-15 12:38:44
○NSns1.bikiran.net2015-06-04 → 2015-12-23 · 4 obs
● 2015-06-04 04:43:18
● 2015-12-23 13:50:18
○ 2016-03-27 17:00:56
○ 2026-07-15 12:38:44
○NSns2.bikiran.com2016-09-11 → 2017-04-10 · 5 obs
○ 2016-03-27 17:00:56
● 2016-09-11 02:21:46
● 2017-04-10 16:36:10
○ 2026-03-27 06:11:08
○ 2026-07-15 12:38:44
○NSns2.bikiran.net2015-06-04 → 2015-12-23 · 4 obs
● 2015-06-04 04:43:18
● 2015-12-23 13:50:18
○ 2016-03-27 17:00:56
○ 2026-07-15 12:38:44
●MXcljschool.com2015-06-04 → 2026-07-15 · 5 obs
● 2015-06-04 04:43:18
● 2015-12-23 13:50:18
○ 2016-03-27 17:00:56
● 2016-09-11 02:21:46
● 2026-07-15 12:38:44
○A139.162.14.2452017-04-10 → 2017-04-10 · 4 obs
○ 2016-09-11 02:21:46
● 2017-04-10 16:36:10
○ 2026-03-27 06:11:08
○ 2026-07-15 12:38:44
○A192.185.170.2042015-06-04 → 2015-12-23 · 4 obs
● 2015-06-04 04:43:18
● 2015-12-23 13:50:18
○ 2016-03-27 17:00:56
○ 2026-07-15 12:38:44
○A45.63.122.1542016-09-11 → 2016-09-11 · 4 obs
○ 2016-03-27 17:00:56
● 2016-09-11 02:21:46
○ 2017-04-10 16:36:10
○ 2026-07-15 12:38:44
○A45.63.13.632016-03-27 → 2016-03-27 · 4 obs
○ 2015-12-23 13:50:18
● 2016-03-27 17:00:56
○ 2016-09-11 02:21:46
○ 2026-07-15 12:38:44
●A51.79.229.1542026-03-27 → 2026-07-15 · 3 obs
○ 2017-04-10 16:36:10
● 2026-03-27 06:11:08
● 2026-07-15 12:38:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net...-
cljschool.comdavid.ns.cloudflare.com, hera.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.152

NS records: david.ns.cloudflare.com, hera.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cljschool.com (unsigned zone)

⏱️ Timing

Total: 434ms | Queries: -

📄 Records

TypeCountSample Data
A151.79.229.154
NS2david.ns.cloudflare.com, hera.ns.cloudflare.com
MX1cljschool.com (pri: 0)
TXT1v=spf1 ip4:51.79.229.154 +a ~all
SOA1david.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

Mail Server Role

cljschool.com handles its own mail, functioning as its own mail server.

IP Addresses

cljschool.com resolves to just one IP address, 51.79.229.154.

Two other host names, along with atsdhaka.com, jadusoft.com and ns31.bikiran.net, also share IP numbers with cljschool.com.

Name Servers

DNS delegation for cljschool.com points to two name servers: david.ns.cloudflare.com and hera.ns.cloudflare.com.

cljschool.com shares its NS records with other domains, for example benburns.org, fariychic.xyz, bahanno.net and two others.

cljschool.com shares at least some of its name servers with other domains, including imgo.cc, thevillacollina.org, steamedukacija.me and two others.

These name servers are frequently paired with the name servers bart.ns.cloudflare.com and joyce.ns.cloudflare.com.

DNS names with 6 IP addresses:

david.ns.cloudflare.com has IP addresses 108.162.193.152, 172.64.33.152 and 173.245.59.152, plus 3 other.

hera.ns.cloudflare.com has IP addresses 108.162.192.162, 172.64.32.162 and 173.245.58.162, plus 3 other.

Mail Servers

cljschool.com is served by just one mail server: cljschool.com.

cljschool.com has exactly one IP number: 51.79.229.154.