school-system-api.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

school-system-api.dev

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:3ae5🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:a5d8🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.58.229Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.165.216🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrett.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b4c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
A2803:f800:50::6ca2:c14c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrett.ns.cloudflare.com
A2a06:98c1:50::ac40:214c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrett.ns.cloudflare.com
A108.162.193.76🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
A172.64.33.76🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
A173.245.59.76🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrett.ns.cloudflare.com
NSsydney.ns.cloudflare.com
A2606:4700:50::a29f:2666🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsydney.ns.cloudflare.com
A2803:f800:50::6ca2:c266🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsydney.ns.cloudflare.com
A2a06:98c1:50::ac40:2266🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsydney.ns.cloudflare.com
A108.162.194.102🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsydney.ns.cloudflare.com
A162.159.38.102Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsydney.ns.cloudflare.com
A172.64.34.102🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsydney.ns.cloudflare.com
MXmail.school-system-api.dev ⭐
A2606:4700:3033::6815:3ae5🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A2606:4700:3033::ac43:a5d8🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.21.58.229Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.67.165.216🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
TXTv=spf1 +a +mx +a:newpanel.tekno-class.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.58.229, 172.67.165.216
IPv6 hints2606:4700:3033::6815:3ae5, 2606:4700:3033::ac43:a5d8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=195, name=cloudflare-ech.com
SOAbrett.ns.cloudflare.comdns@cloudflare.com serial=2417758946

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Subdomains

mail.school-system-api.dev

Same first word

school-system-api.dev
school-system-api.info

Previous names

scholts.dev
scholtus.dev
scholtz.dev
scholven.dev
scholz.dev
scholze.dev
schomann.dev
schomburg.dev
schommer-media.dev
schon.dev
schonbeck.dev
schonenberg.dev
schonger.dev
schonherz.dev
schoo.dev
schoofs.dev
schoogle.dev
school-connect.dev
school-system.dev
school.dev

Next names

school101.dev
schoolai.dev
schoolassistant.dev
schoolbridge.dev
schoolcal.dev
schoolcloud.dev
schoolcoder.dev
schoolcompass.dev
schoolcraft.dev
schooldesk.dev
schoolecho.dev
schooled.dev
schoolerp.dev
schoolgroupdash.dev
schoolhouse.dev
schoolhub.dev
schoolify.dev
schoolinked.dev
schoollabs.dev
schoollink.dev

DNS History

7 records (7 active, 0 former)

NSbrett.ns.cloudflare.comsydney.ns.cloudflare.comMXmail.school-system-api.devA104.21.58.229172.67.165.2162606:4700:3033::6815:3ae52606:4700:3033::ac43:a5d8
●NSbrett.ns.cloudflare.com2026-08-29 → 2026-11-11 · 2 obs
● 2026-08-29 04:44:04
● 2026-11-11 19:44:58
●NSsydney.ns.cloudflare.com2026-08-29 → 2026-11-11 · 2 obs
● 2026-08-29 04:44:04
● 2026-11-11 19:44:58
●MXmail.school-system-api.dev2026-08-29 → 2026-11-11 · 2 obs
● 2026-08-29 04:44:04
● 2026-11-11 19:44:58
●A104.21.58.2292026-08-29 → 2026-11-11 · 2 obs
● 2026-08-29 04:44:04
● 2026-11-11 19:44:58
●A172.67.165.2162026-08-29 → 2026-11-11 · 2 obs
● 2026-08-29 04:44:04
● 2026-11-11 19:44:58
●A2606:4700:3033::6815:3ae52026-08-29 → 2026-11-11 · 2 obs
● 2026-08-29 04:44:04
● 2026-11-11 19:44:58
●A2606:4700:3033::ac43:a5d82026-08-29 → 2026-11-11 · 2 obs
● 2026-08-29 04:44:04
● 2026-11-11 19:44:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...10 records
school-system-api.devsydney.ns.cloudflare.com, brett.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.76

NS records: sydney.ns.cloudflare.com, brett.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for school-system-api.dev (unsigned zone)

⏱️ Timing

Total: 1660ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.165.216, 104.21.58.229
AAAA22606:4700:3033::ac43:a5d8, 2606:4700:3033::6815:3ae5
NS2brett.ns.cloudflare.com, sydney.ns.cloudflare.com
MX1mail.school-system-api.dev (pri: 10)
TXT1v=spf1 +a +mx +a:newpanel.tekno-class.co
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1brett.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)

Analysis

Hierarchy

mail.school-system-api.dev is delegated beneath school-system-api.dev.

IP Addresses

school-system-api.dev directs to four IP numbers, which are 104.21.58.229, 172.67.165.216, 2606:4700:3033::6815:3ae5 and 2606:4700:3033::ac43:a5d8.

Additional host names — nk7.finance, vjll.app, phiarkulfeireare.sbs and two others — share IP numbers with school-system-api.dev.

Name Servers

school-system-api.dev is served by two delegated name servers, brett.ns.cloudflare.com and sydney.ns.cloudflare.com.

school-system-api.dev shares its name server setup with other domains, including buzoianugiuliano3.workers.dev, tarnishedstudios.co.uk, intgrative.com and two others.

There is at least partial name server overlap between school-system-api.dev and other domains — airchatpro-useragreement.pages.dev, uup3q.cfd, self(0x626f6e64616765)chair.pages.dev and two more among them.

These name servers tend to appear in combination with the name servers margaret.ns.cloudflare.com, eric.ns.cloudflare.com, kipp.ns.cloudflare.com and adrian.ns.cloudflare.com.

Host names with 6 IP numbers:

brett.ns.cloudflare.com carries IP addresses 108.162.193.76, 172.64.33.76 and 173.245.59.76, with 3 other addresses beyond those.

sydney.ns.cloudflare.com carries IP addresses 108.162.194.102, 162.159.38.102 and 172.64.34.102, with 3 other addresses beyond those.

Mail Servers

school-system-api.dev has one mail server: mail.school-system-api.dev.

mail.school-system-api.dev resolves to four IP addresses: 104.21.58.229, 172.67.165.216, 2606:4700:3033::6815:3ae5 and 2606:4700:3033::ac43:a5d8.