21develop.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`21develop.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:bdc0^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:316b^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.49.107^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.189.192^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ada.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c036^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ada.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2036^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ada.ns.cloudflare.com`
		A	108.162.192.54^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	172.64.32.54^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	173.245.58.54^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
NS	`ian.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b76^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c176^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ian.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2176^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ian.ns.cloudflare.com`
		A	108.162.193.118^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	172.64.33.118^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	173.245.59.118^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
MX	`mail.21develop.com` ⭐
		A	72.60.49.216^{🇺🇸 IIHOS00172.60.48.0/20 Hostinger BR}
			PTR	`mail.21develop.com`
TXT	`v=spf1 mx ip4:72.60.49.216 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.49.107, 172.67.189.192
		IPv6 hints	2606:4700:3032::ac43:bdc0, 2606:4700:3035::6815:316b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=158, name=cloudflare-ech.com
SOA	`ada.ns.cloudflare.com`dns@cloudflare.com serial=2417518720

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1792086724

Subdomains

mail.21develop.com

sso.21develop.com

Same first word

21develop.com

21develop.org

21develop.com.br

Similar names

develop21.info

develop21.ai

12develop.com

12develop.nl

12develop.org

develop21.com

Previous names

Next names

DNS History

13 records (7 active, 6 former)

●NSada.ns.cloudflare.com2026-09-22 → 2026-10-15 · 3 obs

○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-10-15 18:12:08

●NSian.ns.cloudflare.com2026-09-22 → 2026-10-15 · 3 obs

○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-10-15 18:12:08

○NSns1.wordpress.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-10-15 18:12:08

○NSns2.wordpress.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-10-15 18:12:08

○NSns3.wordpress.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-10-15 18:12:08

○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
○ 2026-10-15 18:12:08

●MXmail.21develop.com2026-09-22 → 2026-10-15 · 3 obs

○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-10-15 18:12:08

●A104.21.49.1072026-09-22 → 2026-10-15 · 3 obs

○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-10-15 18:12:08

●A172.67.189.1922026-09-22 → 2026-10-15 · 3 obs

○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-10-15 18:12:08

○A192.0.78.242019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-10-15 18:12:08

○A192.0.78.252019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 21:53:44
○ 2026-09-22 23:32:48
○ 2026-10-15 18:12:08

●A2606:4700:3032::ac43:bdc02026-09-22 → 2026-10-15 · 3 obs

○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-10-15 18:12:08

●A2606:4700:3035::6815:316b2026-09-22 → 2026-10-15 · 3 obs

○ 2019-12-18 21:53:44
● 2026-09-22 23:32:48
● 2026-10-15 18:12:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net...	-
21develop.com	ian.ns.cloudflare.com, ada.ns.cloudflare.com	12 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: 659ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.189.192, 104.21.49.107`
AAAA	2	`2606:4700:3032::ac43:bdc0, 2606:4700:3035::6815:316b`
NS	2	`ada.ns.cloudflare.com, ian.ns.cloudflare.com`
MX	1	`mail.21develop.com (pri: 10)`
TXT	1	`v=spf1 mx ip4:72.60.49.216 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ada.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

Hierarchy

mail.21develop.com and sso.21develop.com each fall under 21develop.com as their parent domain.

IP Addresses

21develop.com directs to four IP numbers, which are 104.21.49.107, 172.67.189.192, 2606:4700:3032::ac43:bdc0 and 2606:4700:3035::6815:316b.

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

Name Servers

21develop.com uses two name servers for its delegation: ada.ns.cloudflare.com and ian.ns.cloudflare.com.

21develop.com shares its NS records with other domains, for example cautauditor.ro, kdmv.xyz, trianglesecschoolswritersclub.workers.dev and two others.

At least some of 21develop.com's name servers are shared with other domains, for example tcp-forums.com, hasanudinegy78.workers.dev, counter-agent.com and two more.

It is common for these name servers to be used in conjunction with the name servers zahir.ns.cloudflare.com, meera.ns.cloudflare.com and lily.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname ada.ns.cloudflare.com directs to 108.162.192.54, 172.64.32.54 and 173.245.58.54 along with 3 other IP addresses.

Hostname ian.ns.cloudflare.com directs to 108.162.193.118, 172.64.33.118 and 173.245.59.118 along with 3 other IP addresses.

Mail Servers

The sole mail server for 21develop.com is mail.21develop.com.

mail.21develop.com directs to just one IP number, 72.60.49.216.