21develop.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

21develop.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:bdc0🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:316b🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.49.107Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.189.192🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSada.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRada.ns.cloudflare.com
A2803:f800:50::6ca2:c036🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRada.ns.cloudflare.com
A2a06:98c1:50::ac40:2036🇺🇸 Cloudflare2a06:98c1:50::/45
PTRada.ns.cloudflare.com
A108.162.192.54🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRada.ns.cloudflare.com
A172.64.32.54🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRada.ns.cloudflare.com
A173.245.58.54🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRada.ns.cloudflare.com
NSian.ns.cloudflare.com
A2606:4700:58::adf5:3b76🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRian.ns.cloudflare.com
A2803:f800:50::6ca2:c176🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRian.ns.cloudflare.com
A2a06:98c1:50::ac40:2176🇺🇸 Cloudflare2a06:98c1:50::/45
PTRian.ns.cloudflare.com
A108.162.193.118🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRian.ns.cloudflare.com
A172.64.33.118🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRian.ns.cloudflare.com
A173.245.59.118🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRian.ns.cloudflare.com
MXmail.21develop.com ⭐
A72.60.49.216🇺🇸 IIHOS00172.60.48.0/20 Hostinger BR
PTRmail.21develop.com
TXTv=spf1 mx ip4:72.60.49.216 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.49.107, 172.67.189.192
IPv6 hints2606:4700:3032::ac43:bdc0, 2606:4700:3035::6815:316b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=246, name=cloudflare-ech.com
SOAada.ns.cloudflare.comdns@cloudflare.com serial=2415663741

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=1790556314

Same first word

21develop.com

Similar names

develop21.ai
12develop.com
12develop.nl
12develop.org
develop21.com

Previous names

21deseptiembre.com
21design.com
21designandconsulting.com
21designconstruction.com
21designergenes.com
21designgroup.com
21designs.com
21designstreet.com
21designstudio.com
21designworks.com
21desk.com
21detail.com
21details.com
21deutbon7.com
21deutgames.com
21deutgames4.com
21deux.com
21dev.com

Next names

21development.com
21devi.com
21devops.com
21devs.com
21dewajudiqq.com
21dewey.com
21dewin.com
21dex.com
21dextury.com
21df.com
21df18fd.com
21df80.com
21dfextreme.com
21dff9d0ca1c5903.com
21dfh.com
21dfrl.com
21dgame.com
21dgamerule.com

DNS History

13 records (7 active, 6 former)

2020202120222023202420252026NSada.ns.cloudflare.comian.ns.cloudflare.comns1.wordpress.comns2.wordpress.comns3.wordpress.comMXmail.21develop.com21develop-com.mail.protection.outlook.comA104.21.49.107172.67.189.1922606:4700:3032::ac43:bdc02606:4700:3035::6815:316b192.0.78.24192.0.78.25
●NSada.ns.cloudflare.com2026-09-22 → 2026-09-28 · 3 obs
○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-09-28 01:05:34
●NSian.ns.cloudflare.com2026-09-22 → 2026-09-28 · 3 obs
○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-09-28 01:05:34
○NSns1.wordpress.com2019-12-18 → 2019-12-18 · 3 obs
● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-09-28 01:05:34
○NSns2.wordpress.com2019-12-18 → 2019-12-18 · 3 obs
● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-09-28 01:05:34
○NSns3.wordpress.com2019-12-18 → 2019-12-18 · 3 obs
● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-09-28 01:05:34
○MX21develop-com.mail.protection.outlook.com2019-12-18 → 2019-12-18 · 3 obs
● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-09-28 01:05:34
●MXmail.21develop.com2026-09-22 → 2026-09-28 · 3 obs
○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-09-28 01:05:34
●A104.21.49.1072026-09-22 → 2026-09-28 · 3 obs
○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-09-28 01:05:34
●A172.67.189.1922026-09-22 → 2026-09-28 · 3 obs
○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-09-28 01:05:34
○A192.0.78.242019-12-18 → 2019-12-18 · 3 obs
● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-09-28 01:05:34
○A192.0.78.252019-12-18 → 2019-12-18 · 3 obs
● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-09-28 01:05:34
●A2606:4700:3032::ac43:bdc02026-09-22 → 2026-09-28 · 3 obs
○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-09-28 01:05:34
●A2606:4700:3035::6815:316b2026-09-22 → 2026-09-28 · 3 obs
○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-09-28 01:05:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
21develop.comian.ns.cloudflare.com, ada.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.118

NS records: ian.ns.cloudflare.com, ada.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21develop.com (unsigned zone)

⏱️ Timing

Total: 192ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.49.107, 172.67.189.192
AAAA22606:4700:3032::ac43:bdc0, 2606:4700:3035::6815:316b
NS2ada.ns.cloudflare.com, ian.ns.cloudflare.com
MX1mail.21develop.com (pri: 10)
TXT1v=spf1 mx ip4:72.60.49.216 -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ada.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

21develop.com has four IP addresses: 104.21.49.107, 172.67.189.192, 2606:4700:3032::ac43:bdc0 and 2606:4700:3035::6815:316b.

automate2sell.com, royalcrownlogistics.net, pengxin.me and two other host names share IP numbers with 21develop.com.

Name Servers

The NS records for 21develop.com delegate to ada.ns.cloudflare.com and ian.ns.cloudflare.com.

21develop.com uses the same name servers as several other domains — among them cautauditor.ro, kdmv.xyz, ferahibrahim.workers.dev and two more.

21develop.com has at least partial name server overlap with other domains, such as tcp-forums.com, hasanudinegy78.workers.dev, counter-agent.com and two others.

These name servers tend to appear together with the name servers lily.ns.cloudflare.com, zahir.ns.cloudflare.com and meera.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

ada.ns.cloudflare.com maps to 108.162.192.54, 172.64.32.54, 173.245.58.54 and 3 additional IP addresses.

ian.ns.cloudflare.com maps to 108.162.193.118, 172.64.33.118, 173.245.59.118 and 3 additional IP addresses.

Mail Servers

Mail for 21develop.com is handled by a single mail server, mail.21develop.com.

mail.21develop.com resolves to 72.60.49.216 and no other IP number.