crtech.online - robtex.com

crtech.online

DNSSEC⚠️ Not signed
A2606:4700:20::681a:68c🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:78c🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:44c8🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.6.140Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.7.140Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.68.200🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmona.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3ace🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmona.ns.cloudflare.com
A2803:f800:50::6ca2:c0ce🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmona.ns.cloudflare.com
A2a06:98c1:50::ac40:20ce🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmona.ns.cloudflare.com
A108.162.192.206🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmona.ns.cloudflare.com
A172.64.32.206🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmona.ns.cloudflare.com
A173.245.58.206🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmona.ns.cloudflare.com
NSsean.ns.cloudflare.com
A2606:4700:58::adf5:3be7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsean.ns.cloudflare.com
A2803:f800:50::6ca2:c1e7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsean.ns.cloudflare.com
A2a06:98c1:50::ac40:21e7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsean.ns.cloudflare.com
A108.162.193.231🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsean.ns.cloudflare.com
A172.64.33.231🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsean.ns.cloudflare.com
A173.245.59.231🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsean.ns.cloudflare.com
HTTPSHTTP/2 ✓ hints match
IPv4104.26.6.140, 104.26.7.140, 172.67.68.200
IPv62606:4700:20::681a:68c, 2606:4700:20::681a:78c, 2606:4700:20::ac43:44c8
SOAmona.ns.cloudflare.comdns@cloudflare.com serial=2398924231

online

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSns01.trs-dns.com
NSns01.trs-dns.net
NSns10.trs-dns.info
NSns10.trs-dns.org
SOAns0.centralnic.nethostmaster@centralnic.net serial=1419732
⚠️ On DNS blocklist: tif

Same first word

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crtech.cn
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crtech.site
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crtech.biz

Similar names

rctech.ru
rctech.org
rctech.gr
rctech.com.au
chetcr.com.br
techrc.net
hccert.com
ctcher.com
thercc.org
rctech.ws
techcr.com
thercc.myshopify.com
thecrc.ca
rctech.com.ar
rctech.it
rctech.co.uk
rctech.se
thercc.com.au
rctech.com
rctech.de
rctech.co.za
cretch.com
cretch.net
rctech.nl
rctech.ca
chcert.com
rctech.com.tw
rctech.eu
rctech.ac.th
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ctherc.com
thecrc.com
techrc.ru
techrc.com
rhctec.com
rctech.cz
rctech.net
chetcr.com
rctech.ch

DNS History

8 records (8 active, 0 former)

NSmona.ns.cloudflare.comsean.ns.cloudflare.comA104.26.6.140104.26.7.140172.67.68.2002606:4700:20::681a:68c2606:4700:20::681a:78c2606:4700:20::ac43:44c8
●NSmona.ns.cloudflare.com2026-03-22 → 2026-03-24 · 2 obs
● 2026-03-22 16:08:04
● 2026-03-24 03:07:26
●NSsean.ns.cloudflare.com2026-03-22 → 2026-03-24 · 2 obs
● 2026-03-22 16:08:04
● 2026-03-24 03:07:26
●A104.26.6.1402026-03-22 → 2026-03-24 · 2 obs
● 2026-03-22 16:08:04
● 2026-03-24 03:07:26
●A104.26.7.1402026-03-22 → 2026-03-24 · 2 obs
● 2026-03-22 16:08:04
● 2026-03-24 03:07:26
●A172.67.68.2002026-03-22 → 2026-03-24 · 2 obs
● 2026-03-22 16:08:04
● 2026-03-24 03:07:26
●A2606:4700:20::681a:68c2026-03-22 → 2026-03-24 · 2 obs
● 2026-03-22 16:08:04
● 2026-03-24 03:07:26
●A2606:4700:20::681a:78c2026-03-22 → 2026-03-24 · 2 obs
● 2026-03-22 16:08:04
● 2026-03-24 03:07:26
●A2606:4700:20::ac43:44c82026-03-22 → 2026-03-24 · 2 obs
● 2026-03-22 16:08:04
● 2026-03-24 03:07:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
onlinens10.trs-dns.org, ns01.trs-dns.net, ns01.trs-dns.com, ns10.trs-dns.info8 records
crtech.onlinesean.ns.cloudflare.com, mona.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.231

NS records: sean.ns.cloudflare.com, mona.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crtech.online (unsigned zone)

⏱️ Timing

Total: 829ms | Queries: -

📄 Records

TypeCountSample Data
A3104.26.6.140, 104.26.7.140...
AAAA32606:4700:20::681a:68c, 2606:4700:20::681a:78c...
NS2mona.ns.cloudflare.com, sean.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1mona.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.net...)

Analysis

IP Addresses

crtech.online resolves to six IP addresses: 2606:4700:20::681a:68c, 2606:4700:20::681a:78c, 2606:4700:20::ac43:44c8, 104.26.6.140, 104.26.7.140 and 172.67.68.200.

other host names including index.globe.engineer, vistacp.com, storeaddons.com, polaris.marketing and mintair.xyz share IP numbers with crtech.online.

Name Servers

crtech.online is delegated to two name servers mona.ns.cloudflare.com and sean.ns.cloudflare.com.

crtech.online shares the same name server setup as other domains, for instance co-il.info, blankit.com.au, inner.website, cdt-vzdelavani.cz and applicationweb.co.

crtech.online at least partially shares name servers with other domains, for instance zhongbowz.com, pego.ro, phamgia.vn, ulla.la and cn-jaguar.com.

These name servers are commonly used alongside luciana.ns.cloudflare.com and vern.ns.cloudflare.com.

Host names with six IP numbers:

Host name mona.ns.cloudflare.com points to: 2606:4700:50::adf5:3ace, 2803:f800:50::6ca2:c0ce, 2a06:98c1:50::ac40:20ce, 108.162.192.206, 172.64.32.206 and 173.245.58.206.

Host name sean.ns.cloudflare.com points to: 2606:4700:58::adf5:3be7, 2803:f800:50::6ca2:c1e7, 2a06:98c1:50::ac40:21e7, 108.162.193.231, 172.64.33.231 and 173.245.59.231.