instructure.onl - robtex.com

instructure.onl

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:d775🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:32fa🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.50.250Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.215.117🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSautumn.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2694🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRautumn.ns.cloudflare.com
A2803:f800:50::6ca2:c294🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRautumn.ns.cloudflare.com
A2a06:98c1:50::ac40:2294🇺🇸 Cloudflare2a06:98c1:50::/45
PTRautumn.ns.cloudflare.com
A108.162.194.148🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRautumn.ns.cloudflare.com
A162.159.38.148Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRautumn.ns.cloudflare.com
A172.64.34.148🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRautumn.ns.cloudflare.com
NSlars.ns.cloudflare.com
A2606:4700:58::adf5:3bc3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
A2803:f800:50::6ca2:c1c3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlars.ns.cloudflare.com
A2a06:98c1:50::ac40:21c3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlars.ns.cloudflare.com
A108.162.193.195🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
A172.64.33.195🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
A173.245.59.195🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.50.250, 172.67.215.117
IPv6 hints2606:4700:3031::ac43:d775, 2606:4700:3034::6815:32fa
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=117, name=cloudflare-ech.com
SOAautumn.ns.cloudflare.comdns@cloudflare.com serial=2398759239

onl

DNSSEC🔒 Signed (DS record present)
NSa0.nic.onl ⭐
NSa2.nic.onl
NSb0.nic.onl
NSc0.nic.onl
SOAa0.nic.onlhostmaster@donuts.email serial=1776999751

Same first word

instructure.com
instructure.de
instructure.nl
instructure.onl
instructure.com.de
instructure.com.au
instructure.net
instructure.cm
instructure.org
instructure.site
instructure.education
instructure.github.io
instructure.workers.dev
instructure.design
instructure.cn
instructure.ca

Similar names

insturcutre.com
insturcture.com
instructeur.be
instrucutre.com
instrcuture.com
isntructure.com
instructrue.com
intruscture.com
instructuer.com
instrutcure.com
instructeur.nl
intsructure.com
insrtucture.com
instructeur.com

DNS History

6 records (6 active, 0 former)

NSautumn.ns.cloudflare.comlars.ns.cloudflare.comA104.21.50.250172.67.215.1172606:4700:3031::ac43:d7752606:4700:3034::6815:32fa
●NSautumn.ns.cloudflare.com2026-04-16 → 2026-04-24 · 2 obs
● 2026-04-16 21:37:00
● 2026-04-24 03:17:18
●NSlars.ns.cloudflare.com2026-04-16 → 2026-04-24 · 2 obs
● 2026-04-16 21:37:00
● 2026-04-24 03:17:18
●A104.21.50.2502026-04-16 → 2026-04-24 · 2 obs
● 2026-04-16 21:37:00
● 2026-04-24 03:17:18
●A172.67.215.1172026-04-16 → 2026-04-24 · 2 obs
● 2026-04-16 21:37:00
● 2026-04-24 03:17:18
●A2606:4700:3031::ac43:d7752026-04-16 → 2026-04-24 · 2 obs
● 2026-04-16 21:37:00
● 2026-04-24 03:17:18
●A2606:4700:3034::6815:32fa2026-04-16 → 2026-04-24 · 2 obs
● 2026-04-16 21:37:00
● 2026-04-24 03:17:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
onla0.nic.onl, a2.nic.onl, b0.nic.onl, c0.nic.onl8 records
instructure.onllars.ns.cloudflare.com, autumn.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.195

NS records: lars.ns.cloudflare.com, autumn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for instructure.onl (unsigned zone)

⏱️ Timing

Total: 504ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.215.117, 104.21.50.250
AAAA22606:4700:3031::ac43:d775, 2606:4700:3034::6815:32fa
NS2autumn.ns.cloudflare.com, lars.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1autumn.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a0.nic.onl, a0.nic.onl, a2.nic.onl...)

Analysis

IP Addresses

instructure.onl resolves to four IPs: 2606:4700:3031::ac43:d775, 2606:4700:3034::6815:32fa, 104.21.50.250 and 172.67.215.117.

Other host names, for instance 6jianfang.com, joy-win.com.cn, wjx142.beliefd.com, www.pync.com.cn and gitnol.com share IP numbers with instructure.onl.

Name Servers

instructure.onl has two name servers: autumn.ns.cloudflare.com and lars.ns.cloudflare.com.

instructure.onl shares the same name server setup as other domains, for example redpointpositioning.com, igenuinelyneed.help, pipseducationfund.org, rpplabs.com and turesidencia.net.

instructure.onl shares some name servers with other domains, for example aculifenow.com, irv.com, knwrks.com, 121js.com and 91shc.cn.

These name servers are commonly used together with bonnie.ns.cloudflare.com and jewel.ns.cloudflare.com.

Host names with six IP numbers: autumn.ns.cloudflare.com points to: 2606:4700:50::a29f:2694, 2803:f800:50::6ca2:c294, 2a06:98c1:50::ac40:2294, 108.162.194.148, 162.159.38.148 and 172.64.34.148; lars.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc3, 2803:f800:50::6ca2:c1c3, 2a06:98c1:50::ac40:21c3, 108.162.193.195, 172.64.33.195 and 173.245.59.195.