`technet21.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5a2^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:859e^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.5.162^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.158^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jean.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a79^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c079^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2079^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jean.ns.cloudflare.com`
		A	108.162.192.121^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
		A	172.64.32.121^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
		A	173.245.58.121^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
NS	`sergi.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c44^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sergi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c344^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sergi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2344^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sergi.ns.cloudflare.com`
		A	108.162.195.68^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sergi.ns.cloudflare.com`
		A	162.159.44.68^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sergi.ns.cloudflare.com`
		A	172.64.35.68^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sergi.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.5.162, 172.67.133.158
		IPv6 hints	2606:4700:3033::6815:5a2, 2606:4700:3035::ac43:859e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=35, name=cloudflare-ech.com
SOA	`jean.ns.cloudflare.com`dns@cloudflare.com serial=2407193829

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785542703

Previously MX for

technet21.org

Same first word

technet21.org

DNS History

15 records (6 active, 9 former)

○NSde1.lawuhosting.com2017-09-03 → 2017-09-03 · 4 obs

○ 2016-12-14 13:03:00
● 2017-09-03 08:13:50
○ 2026-06-22 01:22:58
○ 2026-08-01 00:18:00

○NSde2.lawuhosting.com2017-09-03 → 2017-09-03 · 4 obs

○ 2016-12-14 13:03:00
● 2017-09-03 08:13:50
○ 2026-06-22 01:22:58
○ 2026-08-01 00:18:00

●NSjean.ns.cloudflare.com2026-06-22 → 2026-08-01 · 3 obs

○ 2017-09-03 08:13:50
● 2026-06-22 01:22:58
● 2026-08-01 00:18:00

○NSns1.digitalocean.com2016-04-08 → 2016-12-14 · 4 obs

● 2016-04-08 10:48:08
● 2016-12-14 13:03:00
○ 2017-09-03 08:13:50
○ 2026-08-01 00:18:00

○NSns2.digitalocean.com2016-04-08 → 2016-12-14 · 4 obs

● 2016-04-08 10:48:08
● 2016-12-14 13:03:00
○ 2017-09-03 08:13:50
○ 2026-08-01 00:18:00

○NSns3.digitalocean.com2016-04-08 → 2016-12-14 · 4 obs

● 2016-04-08 10:48:08
● 2016-12-14 13:03:00
○ 2017-09-03 08:13:50
○ 2026-08-01 00:18:00

●NSsergi.ns.cloudflare.com2026-06-22 → 2026-08-01 · 3 obs

○ 2017-09-03 08:13:50
● 2026-06-22 01:22:58
● 2026-08-01 00:18:00

○MXtechnet21.org2017-09-03 → 2017-09-03 · 3 obs

● 2017-09-03 08:13:50
○ 2026-06-22 01:22:58
○ 2026-08-01 00:18:00

●A104.21.5.1622026-06-22 → 2026-08-01 · 3 obs

○ 2017-09-03 08:13:50
● 2026-06-22 01:22:58
● 2026-08-01 00:18:00

●A172.67.133.1582026-06-22 → 2026-08-01 · 3 obs

○ 2017-09-03 08:13:50
● 2026-06-22 01:22:58
● 2026-08-01 00:18:00

○A188.226.177.922016-04-08 → 2016-12-14 · 4 obs

● 2016-04-08 10:48:08
● 2016-12-14 13:03:00
○ 2017-09-03 08:13:50
○ 2026-08-01 00:18:00

●A2606:4700:3033::6815:5a22026-06-22 → 2026-08-01 · 3 obs

○ 2017-09-03 08:13:50
● 2026-06-22 01:22:58
● 2026-08-01 00:18:00

○A2606:4700:3033::ac43:859e2026-06-22 → 2026-06-22 · 4 obs

○ 2017-09-03 08:13:50
● 2026-06-22 01:22:58
○ 2026-07-02 09:34:36
○ 2026-08-01 00:18:00

●A2606:4700:3035::ac43:859e2026-07-02 → 2026-08-01 · 3 obs

○ 2026-06-22 01:22:58
● 2026-07-02 09:34:36
● 2026-08-01 00:18:00

○A82.211.31.1462017-09-03 → 2017-09-03 · 4 obs

○ 2016-12-14 13:03:00
● 2017-09-03 08:13:50
○ 2026-06-22 01:22:58
○ 2026-08-01 00:18:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
technet21.org	sergi.ns.cloudflare.com, jean.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.68

NS records: sergi.ns.cloudflare.com, jean.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for technet21.org (unsigned zone)

⏱️ Timing

Total: 506ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.133.158, 104.21.5.162`
AAAA	2	`2606:4700:3033::6815:5a2, 2606:4700:3035::ac43:859e`
NS	2	`jean.ns.cloudflare.com, sergi.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jean.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

technet21.org points to the four IP addresses 104.21.5.162, 172.67.133.158, 2606:4700:3033::6815:5a2 and 2606:4700:3035::ac43:859e.

aiolaus.com, springflower.cn, lochnerroofing.com plus two other host names have IP numbers in common with technet21.org.

Name Servers

technet21.org is served by two delegated name servers, jean.ns.cloudflare.com and sergi.ns.cloudflare.com.

The name server configuration of technet21.org is shared with other domains, for instance tkmmxz905326.cfd, nztyy793326.top, cymls902426.cfd and two others.

The name servers of technet21.org overlap at least partially with those of other domains — among them scwvs.org, coronium.io, ceo8hk.com and two more.

These name servers commonly appear alongside the name servers paityn.ns.cloudflare.com and alex.ns.cloudflare.com.

Hosts with 6 IP addresses each:

jean.ns.cloudflare.com carries IP addresses 108.162.192.121, 172.64.32.121 and 173.245.58.121, with 3 other addresses beyond those.

sergi.ns.cloudflare.com carries IP addresses 108.162.195.68, 162.159.44.68 and 172.64.35.68, with 3 other addresses beyond those.

technet21.org - robtex.com

technet21.org

org

Previously MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`technet21.org`

`org`