firstcode.school - dns.ninja

🛡️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
PTRelmo.ns.cloudflare.com
A172.64.33.163🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelmo.ns.cloudflare.com
A173.245.59.163🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelmo.ns.cloudflare.com
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=188, name=cloudflare-ech.com
SOAelmo.ns.cloudflare.comdns@cloudflare.com serial=2413633340

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=1788218456

Same first word

firstcode.de
firstcode.dev
firstcode.net
firstcode.tech
firstcode.eu.org
firstcode.com.au
firstcode.school
firstcode.space
firstcode.sa
firstcode.ly
firstcode.ru
firstcode.xyz
firstcode.com
firstcode.co

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codefirst.eu

Previous names

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
firebird.school
firestorm.school
first-principles.school
first.school
firstaid.school
firstbridge.school

Next names

firstday.school
firstdraft.school
firstlaw.school
fis.school
fish.school
fisr.school
fit.school
fitfor.school
fitmass.school
fitnessmama.school
fitnessonline.school
fitt.school
five.school
fiveways.school
fixgovt.school
fizzy.school
fl.school
flame.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 → 2026-09-01 · 2 obs
● 2026-08-25 04:32:14
● 2026-09-01 00:02:22
●NSyolanda.ns.cloudflare.com2026-08-25 → 2026-09-01 · 2 obs
● 2026-08-25 04:32:14
● 2026-09-01 00:02:22
●A104.21.26.842026-08-29 → 2026-09-01 · 3 obs
○ 2026-08-25 04:32:14
● 2026-08-29 11:41:06
● 2026-09-01 00:02:22
●A172.67.135.1842026-08-29 → 2026-09-01 · 3 obs
○ 2026-08-25 04:32:14
● 2026-08-29 11:41:06
● 2026-09-01 00:02:22
○A188.114.96.02026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 04:32:14
○ 2026-08-29 11:41:06
○ 2026-09-01 00:02:22
○A188.114.97.02026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 04:32:14
○ 2026-08-29 11:41:06
○ 2026-09-01 00:02:22
●A2606:4700:3031::ac43:87b82026-08-29 → 2026-09-01 · 3 obs
○ 2026-08-25 04:32:14
● 2026-08-29 11:41:06
● 2026-09-01 00:02:22
●A2606:4700:3035::6815:1a542026-08-29 → 2026-09-01 · 3 obs
○ 2026-08-25 04:32:14
● 2026-08-29 11:41:06
● 2026-09-01 00:02:22
○A2a06:98c1:3120::2026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 04:32:14
○ 2026-08-29 11:41:06
○ 2026-09-01 00:02:22
○A2a06:98c1:3121::2026-08-25 → 2026-08-25 · 3 obs
● 2026-08-25 04:32:14
○ 2026-08-29 11:41:06
○ 2026-09-01 00:02:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
schoolv0n0.nic.school, v0n1.nic.school, v0n2.nic.school, v0n3.nic.school...12 records
firstcode.schoolyolanda.ns.cloudflare.com, elmo.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.241

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstcode.school (unsigned zone)

⏱️ Timing

Total: 697ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.26.84, 172.67.135.184
AAAA22606:4700:3031::ac43:87b8, 2606:4700:3035::6815:1a54
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 (v0n0.nic.school, v0n1.nic.school, v0n2.nic.school...)

Analysis

IP Addresses

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

ticklingfr.com, artmuseumtickets.com, tb-race.com and two other host names share IP numbers with firstcode.school.

Name Servers

The NS records for firstcode.school delegate to elmo.ns.cloudflare.com and yolanda.ns.cloudflare.com.

firstcode.school uses the same name servers as several other domains — among them esg.rs, interactive-visuals-bold.pages.dev, magicplay.net and two more.

firstcode.school shares at least some of its name servers with other domains, including mydimu.com, yugomove.com, unea.co.at and two others.

These name servers are frequently paired with the name servers deb.ns.cloudflare.com, kristin.ns.cloudflare.com and phil.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

elmo.ns.cloudflare.com maps to 108.162.193.163, 172.64.33.163, 173.245.59.163 and 3 additional IP addresses.

yolanda.ns.cloudflare.com maps to 108.162.192.241, 172.64.32.241, 173.245.58.241 and 3 additional IP addresses.