`tech21.com`

DNSSEC	⚠️ Not signed
A	23.227.38.65^{🇨🇦 Cloudflare23.227.38.0/23 Shopify 151 O'Connor Street, Ground floor Ottawa ON K2P 2L8 Canada}
		PTR	`myshopify.com`
NS	`elmo.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elmo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elmo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elmo.ns.cloudflare.com`
		A	108.162.193.163^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elmo.ns.cloudflare.com`
		A	172.64.33.163^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elmo.ns.cloudflare.com`
		A	173.245.59.163^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elmo.ns.cloudflare.com`
NS	`nelly.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nelly.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nelly.ns.cloudflare.com`
		A	108.162.192.209^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	172.64.32.209^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	173.245.58.209^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
MX	`tech21-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.8^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du0pr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.39^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00607.inbound.protection.outlook.com`
		A	52.101.73.2^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr07cu00302.inbound.protection.outlook.com`
TXT	`1password-site-verification=4O2NAF4NPNCU3ARYYXGOD45JRU`
TXT	`H9z3jpK4HbrwX8FMx3/kNODfgmh4mQsp3LtjTEKd4BOHZw+TqcN4b8yndxsQcWC2HLwGzIGph0OSw...`
TXT	`MS=ms60743318`
TXT	`apple-domain-verification=5U060VZ6I9XOzhSE`
TXT	`facebook-domain-verification=lwlvbs55nombhsdkxsearyrhnu3ey4`
TXT	`google-site-verification=Ir_ilTB7jeDLMCkutNRbSdb5BNK4S6htq-0dZHCPf2M`
TXT	`google-site-verification=NY5SWrVRr5DBoW60gEdgc4PWemydzQC_Bx72un68-Lo`
TXT	`hi858ih6ussfhsgo2hl4q51i8j`
TXT	`klaviyo-site-verification=QRDub8`
TXT	`klaviyo-site-verification=W3bREP`
TXT	`klaviyo-site-verification=XNcgVD`
TXT	`klaviyo-site-verification=XZ5fXh`
TXT	`o2h5d2e3l9l41955rarjp32hv4`
TXT	`shopify-verification-code=OT5iWfBVOOLeBzcmAMaAzH1JT4o041`
TXT	`solarwinds-service0desk-verification=d5842dda0a77d089aa8aae2a77e742cf`
TXT	`t2m68nomi5o721ur3t0to4tujh`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.everycloudtech.com incl...`
SOA	`elmo.ns.cloudflare.com`dns@cloudflare.com serial=2398550146

`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=1771291435

rank #225887 globally
rank #95863 in the tld
WOT: UNKNOWN (61/100)
📈 Tranco rank: #330,363

Subdomains

cdn.tech21.com

mail.tech21.com

e.tech21.com

Same first word

tech21.co.uk

tech21.cn

tech21.uk.com

tech21.ru

tech21.de

tech21.com.cn

tech21.nl

tech21.com

Similar names

tech12.co.il

21tech.com

tech12.com

12tech.io

etch21.com

21tech.co.jp

21tech.ru

21tech.cn

21tech.global

21tech.ir

DNS History

25 records (4 active, 21 former)

●NSelmo.ns.cloudflare.com2026-02-15 → 2026-03-11 · 3 obs

○ 2017-01-25 07:06:50
● 2026-02-15 08:34:56
● 2026-03-11 07:12:20

●NSnelly.ns.cloudflare.com2026-02-15 → 2026-03-11 · 3 obs

○ 2017-01-25 07:06:50
● 2026-02-15 08:34:56
● 2026-03-11 07:12:20

○NSns1.sonassihosting.com2015-05-29 → 2017-01-25 · 5 obs

○ 2007-10-28 13:17:20
● 2015-05-29 19:38:28
● 2017-01-25 07:06:50
○ 2026-02-15 08:34:56
○ 2026-03-11 07:12:20

○NSns10.myserverhosts.com2007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 13:17:20
○ 2015-05-29 19:38:28
○ 2026-03-11 07:12:20

○NSns2.sonassihosting.com2015-05-29 → 2017-01-25 · 5 obs

○ 2007-10-28 13:17:20
● 2015-05-29 19:38:28
● 2017-01-25 07:06:50
○ 2026-02-15 08:34:56
○ 2026-03-11 07:12:20

○NSns3.sonassihosting.com2015-05-29 → 2017-01-25 · 5 obs

○ 2007-10-28 13:17:20
● 2015-05-29 19:38:28
● 2017-01-25 07:06:50
○ 2026-02-15 08:34:56
○ 2026-03-11 07:12:20

○NSns9.myserverhosts.com2007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 13:17:20
○ 2015-05-29 19:38:28
○ 2026-03-11 07:12:20

○MXfs1.exchange.simply.ms2015-05-29 → 2015-05-29 · 4 obs

○ 2007-10-28 13:17:20
● 2015-05-29 19:38:28
○ 2015-10-25 17:18:14
○ 2026-03-11 07:12:20

○MXfs2.exchange.simply.ms2015-05-29 → 2015-05-29 · 4 obs

○ 2007-10-28 13:17:20
● 2015-05-29 19:38:28
○ 2015-10-25 17:18:14
○ 2026-03-11 07:12:20

○MXfs3.exchange.simply.ms2015-05-29 → 2015-05-29 · 4 obs

○ 2007-10-28 13:17:20
● 2015-05-29 19:38:28
○ 2015-10-25 17:18:14
○ 2026-03-11 07:12:20

○MXfs4.exchange.simply.ms2015-05-29 → 2015-05-29 · 4 obs

○ 2007-10-28 13:17:20
● 2015-05-29 19:38:28
○ 2015-10-25 17:18:14
○ 2026-03-11 07:12:20

○MXmail.tech21.com2007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 13:17:20
○ 2015-05-29 19:38:28
○ 2026-03-11 07:12:20

○MXmx1.futurespam.com2016-01-17 → 2017-01-25 · 5 obs

○ 2015-10-25 17:18:14
● 2016-01-17 05:28:36
● 2017-01-25 07:06:50
○ 2026-02-15 08:34:56
○ 2026-03-11 07:12:20

○MXmx10.exchange.simply.ms2015-10-25 → 2015-10-25 · 4 obs

○ 2015-05-29 19:38:28
● 2015-10-25 17:18:14
○ 2016-01-17 05:28:36
○ 2026-03-11 07:12:20

○MXmx2.futurespam.com2016-01-17 → 2017-01-25 · 5 obs

○ 2015-10-25 17:18:14
● 2016-01-17 05:28:36
● 2017-01-25 07:06:50
○ 2026-02-15 08:34:56
○ 2026-03-11 07:12:20

○MXmx20.exchange.simply.ms2015-10-25 → 2015-10-25 · 4 obs

○ 2015-05-29 19:38:28
● 2015-10-25 17:18:14
○ 2016-01-17 05:28:36
○ 2026-03-11 07:12:20

○MXmx3.futurespam.com2016-01-17 → 2017-01-25 · 5 obs

○ 2015-10-25 17:18:14
● 2016-01-17 05:28:36
● 2017-01-25 07:06:50
○ 2026-02-15 08:34:56
○ 2026-03-11 07:12:20

○MXmx4.futurespam.com2016-01-17 → 2017-01-25 · 5 obs

○ 2015-10-25 17:18:14
● 2016-01-17 05:28:36
● 2017-01-25 07:06:50
○ 2026-02-15 08:34:56
○ 2026-03-11 07:12:20

○MXpop.tech21.com2007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 13:17:20
○ 2015-05-29 19:38:28
○ 2026-03-11 07:12:20

○MXsmtp.tech21.com2007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 13:17:20
○ 2015-05-29 19:38:28
○ 2026-03-11 07:12:20

●MXtech21-com.mail.protection.outlook.com2026-02-15 → 2026-03-11 · 3 obs

○ 2017-01-25 07:06:50
● 2026-02-15 08:34:56
● 2026-03-11 07:12:20

○A149.86.97.1722016-12-27 → 2017-01-25 · 5 obs

○ 2016-04-11 10:48:16
● 2016-12-27 16:25:34
● 2017-01-25 07:06:50
○ 2026-02-15 08:34:56
○ 2026-03-11 07:12:20

●A23.227.38.652026-02-15 → 2026-03-11 · 3 obs

○ 2017-01-25 07:06:50
● 2026-02-15 08:34:56
● 2026-03-11 07:12:20

○A31.192.100.1882015-05-29 → 2016-04-11 · 5 obs

○ 2007-10-28 13:17:20
● 2015-05-29 19:38:28
● 2016-04-11 10:48:16
○ 2016-12-27 16:25:34
○ 2026-03-11 07:12:20

○A64.38.53.1622007-10-28 → 2007-10-28 · 3 obs

● 2007-10-28 13:17:20
○ 2015-05-29 19:38:28
○ 2026-03-11 07:12:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net...	-
tech21.com	elmo.ns.cloudflare.com, nelly.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.192.209

NS records: elmo.ns.cloudflare.com, nelly.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tech21.com (unsigned zone)

⏱️ Timing

Total: 384ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.227.38.65`
NS	2	`elmo.ns.cloudflare.com, nelly.ns.cloudflare.com`
MX	1	`tech21-com.mail.protection.outlook.com (`
TXT	17	`1password-site-verification=4O2NAF4NPNCU, H9z3jpK4HbrwX8FMx3/kNODfgmh4mQsp3LtjTEKd...`
SOA	1	`elmo.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

tech21.com is a parent of cdn.tech21.com, mail.tech21.com and e.tech21.com.

IP Addresses

tech21.com points to a single IP number: 23.227.38.65.

Other host names, for instance soi-paris.com, ledmax.co, iwannagohome.com.au, dindins.co.uk and wethankourepd.com share IP numbers with tech21.com.

Name Servers

Delegation for tech21.com rests with two name servers, elmo.ns.cloudflare.com and nelly.ns.cloudflare.com.

tech21.com shares the same name server setup as other domains, including warfieldfamily.com, oppaisan.com, 808warlords.com, davino.com.my and warfieldhome.com.

tech21.com at least partially shares name servers with other domains, for instance upush.me, on82538.com, trymature(0x706f726e).com, anubis.com and subscriptionsavers.com.

these name servers are commonly used with alberto.ns.cloudflare.com, armfazh.ns.cloudflare.com and chip.ns.cloudflare.com.

Host names with six IP numbers: elmo.ns.cloudflare.com points to: 2606:4700:58::adf5:3ba3, 2803:f800:50::6ca2:c1a3, 2a06:98c1:50::ac40:21a3, 108.162.193.163, 172.64.33.163 and 173.245.59.163. nelly.ns.cloudflare.com points to: 2606:4700:50::adf5:3ad1, 2803:f800:50::6ca2:c0d1, 2a06:98c1:50::ac40:20d1, 108.162.192.209, 172.64.32.209 and 173.245.58.209.

Mail Servers

tech21.com is handled by a single mail server, tech21-com.mail.protection.outlook.com.

tech21-com.mail.protection.outlook.com resolves to eight IP addresses: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::4, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::6, 52.101.68.5, 52.101.68.8, 52.101.68.39 and 52.101.73.2.

tech21.com - robtex.com

tech21.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`tech21.com`

`com`