holtonschools.com - robtex.com

holtonschools.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:cd3🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:c45a🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.12.211Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.196.90🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdonald.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b9e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonald.ns.cloudflare.com
A2803:f800:50::6ca2:c19e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdonald.ns.cloudflare.com
A2a06:98c1:50::ac40:219e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdonald.ns.cloudflare.com
A108.162.193.158🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonald.ns.cloudflare.com
A172.64.33.158🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonald.ns.cloudflare.com
A173.245.59.158🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdonald.ns.cloudflare.com
NSnora.ns.cloudflare.com
A2606:4700:50::adf5:3ad5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnora.ns.cloudflare.com
A2803:f800:50::6ca2:c0d5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnora.ns.cloudflare.com
A2a06:98c1:50::ac40:20d5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnora.ns.cloudflare.com
A108.162.192.213🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnora.ns.cloudflare.com
A172.64.32.213🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnora.ns.cloudflare.com
A173.245.58.213🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnora.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.12.211, 172.67.196.90
IPv6 hints2606:4700:3031::6815:cd3, 2606:4700:3031::ac43:c45a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=62, name=cloudflare-ech.com
SOAdonald.ns.cloudflare.comdns@cloudflare.com serial=2398577578

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=1775988632

Subdomains

www.holtonschools.com

Same first word

holtonschools.com

DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSdonald.ns.cloudflare.comnora.ns.cloudflare.comns97.worldnic.comns98.worldnic.comMXp.webcom.ctmail.comA104.21.12.211172.67.196.902606:4700:3031::6815:cd32606:4700:3031::ac43:c45a67.192.170.10667.192.53.17667.192.53.181
●NSdonald.ns.cloudflare.com2026-03-27 → 2026-04-12 · 3 obs
○ 2017-02-09 12:33:12
● 2026-03-27 06:17:58
● 2026-04-12 10:20:38
●NSnora.ns.cloudflare.com2026-03-27 → 2026-04-12 · 3 obs
○ 2017-02-09 12:33:12
● 2026-03-27 06:17:58
● 2026-04-12 10:20:38
○NSns97.worldnic.com2015-06-28 → 2017-02-09 · 4 obs
● 2015-06-28 11:15:14
● 2017-02-09 12:33:12
○ 2026-03-27 06:17:58
○ 2026-04-12 10:20:38
○NSns98.worldnic.com2015-06-28 → 2017-02-09 · 4 obs
● 2015-06-28 11:15:14
● 2017-02-09 12:33:12
○ 2026-03-27 06:17:58
○ 2026-04-12 10:20:38
○MXp.webcom.ctmail.com2016-02-26 → 2017-02-09 · 4 obs
● 2016-02-26 11:24:38
● 2017-02-09 12:33:12
○ 2026-03-27 06:17:58
○ 2026-04-12 10:20:38
●A104.21.12.2112026-03-27 → 2026-04-12 · 3 obs
○ 2017-02-09 12:33:12
● 2026-03-27 06:17:58
● 2026-04-12 10:20:38
●A172.67.196.902026-03-27 → 2026-04-12 · 3 obs
○ 2017-02-09 12:33:12
● 2026-03-27 06:17:58
● 2026-04-12 10:20:38
●A2606:4700:3031::6815:cd32026-03-27 → 2026-04-12 · 3 obs
○ 2017-02-09 12:33:12
● 2026-03-27 06:17:58
● 2026-04-12 10:20:38
●A2606:4700:3031::ac43:c45a2026-03-27 → 2026-04-12 · 3 obs
○ 2017-02-09 12:33:12
● 2026-03-27 06:17:58
● 2026-04-12 10:20:38
○A67.192.170.1062015-06-28 → 2015-06-28 · 3 obs
● 2015-06-28 11:15:14
○ 2015-11-07 10:06:00
○ 2026-04-12 10:20:38
○A67.192.53.1762015-11-07 → 2016-06-26 · 5 obs
○ 2015-06-28 11:15:14
● 2015-11-07 10:06:00
● 2016-06-26 21:50:54
○ 2017-02-09 12:33:12
○ 2026-04-12 10:20:38
○A67.192.53.1812017-02-09 → 2017-02-09 · 4 obs
○ 2016-06-26 21:50:54
● 2017-02-09 12:33:12
○ 2026-03-27 06:17:58
○ 2026-04-12 10:20:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
holtonschools.comdonald.ns.cloudflare.com, nora.ns.cloudflare.com12 records

✅ Authoritative Response

Server:172.64.33.158

NS records: donald.ns.cloudflare.com, nora.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for holtonschools.com (unsigned zone)

⏱️ Timing

Total: 177ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.196.90, 104.21.12.211
AAAA22606:4700:3031::6815:cd3, 2606:4700:3031::ac43:c45a
NS2donald.ns.cloudflare.com, nora.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1donald.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of www.holtonschools.com is holtonschools.com.

IP Addresses

holtonschools.com maps to four IP numbers: 2606:4700:3031::6815:cd3, 2606:4700:3031::ac43:c45a, 104.21.12.211 and 172.67.196.90.

Other host names, for instance brierleyconsultancy.com, sekizdizayn.com, mobile.pld-cc.com, tijaab.com and 1e10.cc share IP numbers with holtonschools.com.

Name Servers

Two name servers donald.ns.cloudflare.com and nora.ns.cloudflare.com handle delegation for holtonschools.com.

holtonschools.com uses the same name server setup as other domains, for example mlkecacademy.org, idealofsweden.nl, haleschools.net, idealofsweden.dk and empyrean.cash.

holtonschools.com partially shares name servers with other domains; examples include hsgj126.top, revanche.com.br, vortex24synergy.sbs, aylkq.com and cafe-nimfa.ru.

These name servers are often used with the name servers magnolia.ns.cloudflare.com and natasha.ns.cloudflare.com.

Host names with six IP numbers: donald.ns.cloudflare.com points to: 2606:4700:58::adf5:3b9e, 2803:f800:50::6ca2:c19e, 2a06:98c1:50::ac40:219e, 108.162.193.158, 172.64.33.158 and 173.245.59.158; nora.ns.cloudflare.com points to: 2606:4700:50::adf5:3ad5, 2803:f800:50::6ca2:c0d5, 2a06:98c1:50::ac40:20d5, 108.162.192.213, 172.64.32.213 and 173.245.58.213.