firstcode.school - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

firstcode.school

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:87b8🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:1a54🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.26.84Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.135.184🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelmo.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3ba3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelmo.ns.cloudflare.com
A2803:f800:50::6ca2:c1a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRelmo.ns.cloudflare.com
A2a06:98c1:50::ac40:21a3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRelmo.ns.cloudflare.com
A108.162.193.163🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.33.163🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.59.163🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSyolanda.ns.cloudflare.com
A2606:4700:50::adf5:3af1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyolanda.ns.cloudflare.com
A2803:f800:50::6ca2:c0f1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRyolanda.ns.cloudflare.com
A2a06:98c1:50::ac40:20f1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRyolanda.ns.cloudflare.com
A108.162.192.241🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyolanda.ns.cloudflare.com
A172.64.32.241🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyolanda.ns.cloudflare.com
A173.245.58.241🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyolanda.ns.cloudflare.com
TXTgoogle-site-verification=peTlmLwcUInKlOShBk7llG_abwPr5DDctZBwu7SSnz0
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.26.84, 172.67.135.184
IPv6 hints2606:4700:3031::ac43:87b8, 2606:4700:3035::6815:1a54
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=214, name=cloudflare-ech.com
SOAelmo.ns.cloudflare.comdns@cloudflare.com serial=2412733808

school

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.school ⭐
NSv0n1.nic.school
NSv0n2.nic.school
NSv0n3.nic.school
NSv2n0.nic.school
NSv2n1.nic.school
SOAv0n0.nic.schoolhostmaster@donuts.email serial=1788000456

Same first word

firstcode.de
firstcode.dev
firstcode.net
firstcode.tech
firstcode.eu.org
firstcode.school
firstcode.space
firstcode.sa
firstcode.xyz
firstcode.com

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codefirst.eu

Previous names

filmtheory.school
fin.school
financialmastery.school
finborough.school
finch.school
finchesnesto.school
find.school
findme.school
fineart.school
fineline.school
finestfuture.school
finish.school
finishing.school
finlabs.school
finnish.school
finnsailing.school
firdaus.school
firearms.school
first.school
firstaid.school

Next names

firstday.school
firstdraft.school
firstlaw.school
fis.school
fisr.school
fit.school
fitfor.school
fitmass.school
fitnessmama.school
fitnessonline.school
fitt.school
five.school
fiveways.school
fizzy.school
fl.school
flame.school
flamingo.school
flatirons.school

DNS History

10 records (6 active, 4 former)

NSelmo.ns.cloudflare.comyolanda.ns.cloudflare.comA104.21.26.84172.67.135.1842606:4700:3031::ac43:87b82606:4700:3035::6815:1a54188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSelmo.ns.cloudflare.com2026-08-25 → 2026-08-29 · 2 obs
● 2026-08-25 04:32:14
● 2026-08-29 11:41:08
●NSyolanda.ns.cloudflare.com2026-08-25 → 2026-08-29 · 2 obs
● 2026-08-25 04:32:14
● 2026-08-29 11:41:08
●A104.21.26.842026-08-29 → 2026-08-29 · 3 obs
○ 2026-08-25 04:32:14
● 2026-08-29 11:41:06
● 2026-08-29 11:41:08
●A172.67.135.1842026-08-29 → 2026-08-29 · 3 obs
○ 2026-08-25 04:32:14
● 2026-08-29 11:41:06
● 2026-08-29 11:41:08
○A188.114.96.02026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 04:32:14
○ 2026-08-29 11:41:06
○ 2026-08-29 11:41:08
○A188.114.97.02026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 04:32:14
○ 2026-08-29 11:41:06
○ 2026-08-29 11:41:08
●A2606:4700:3031::ac43:87b82026-08-29 → 2026-08-29 · 3 obs
○ 2026-08-25 04:32:14
● 2026-08-29 11:41:06
● 2026-08-29 11:41:08
●A2606:4700:3035::6815:1a542026-08-29 → 2026-08-29 · 3 obs
○ 2026-08-25 04:32:14
● 2026-08-29 11:41:06
● 2026-08-29 11:41:08
○A2a06:98c1:3120::2026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 04:32:14
○ 2026-08-29 11:41:06
○ 2026-08-29 11:41:08
○A2a06:98c1:3121::2026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 04:32:14
○ 2026-08-29 11:41:06
○ 2026-08-29 11:41:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
schoolv2n0.nic.school, v0n2.nic.school, v0n0.nic.school, v0n3.nic.school...12 records
firstcode.schoolelmo.ns.cloudflare.com, yolanda.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.241

NS records: elmo.ns.cloudflare.com, yolanda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstcode.school (unsigned zone)

⏱️ Timing

Total: 1322ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.135.184, 104.21.26.84
AAAA22606:4700:3035::6815:1a54, 2606:4700:3031::ac43:87b8
NS2elmo.ns.cloudflare.com, yolanda.ns.cloudflare.com
TXT1google-site-verification=peTlmLwcUInKlOS
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1elmo.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n0.nic.school, v2n0.nic.school, v0n2.nic.school...)

Analysis

IP Addresses

firstcode.school resolves to four IP addresses: 104.21.26.84, 172.67.135.184, 2606:4700:3031::ac43:87b8 and 2606:4700:3035::6815:1a54.

Additional host names — ticklingfr.com, sjnconnect.co.id, tb-race.com and two others — share IP numbers with firstcode.school.

Name Servers

DNS delegation for firstcode.school points to two name servers: elmo.ns.cloudflare.com and yolanda.ns.cloudflare.com.

firstcode.school shares its name server setup with other domains, including esg.rs, magicplay.net, matias-1e8.workers.dev and two others.

firstcode.school has at least partial name server overlap with other domains, such as yugomove.com, unea.co.at, mojekatowice.pl and two others.

It is common to find these name servers paired with the name servers phil.ns.cloudflare.com.

Host names with 6 IP numbers:

elmo.ns.cloudflare.com has IP addresses 108.162.193.163, 172.64.33.163 and 173.245.59.163, plus 3 other.

yolanda.ns.cloudflare.com has IP addresses 108.162.192.241, 172.64.32.241 and 173.245.58.241, plus 3 other.