tech4a.com - dns.ninja

`tech4a.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:d815^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:45f9^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.69.249^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.216.21^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lynn.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lynn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lynn.ns.cloudflare.com`
		A	108.162.193.201^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	172.64.33.201^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
		A	173.245.59.201^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lynn.ns.cloudflare.com`
NS	`meadow.ns.cloudflare.com`
		A	2606:4700:50::a29f:2633^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c233^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`meadow.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2233^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`meadow.ns.cloudflare.com`
		A	108.162.194.51^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
		A	162.159.38.51^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
		A	172.64.34.51^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.69.249, 172.67.216.21
		IPv6 hints	2606:4700:3032::ac43:d815, 2606:4700:3036::6815:45f9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=110, name=cloudflare-ech.com
SOA	`lynn.ns.cloudflare.com`dns@cloudflare.com serial=2410398597

`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=1785578357

Subdomains

www.tech4a.com

Same first word

tech4a.com

Similar names

a4tech.com.tw

teach4.by

a4tech.com.ua

a4tech.org

cheat4.com

a4tech.ua

4atech.com

4atech.ca

a4tech.pl

a4tech.uz

a4tech.nl

a4tech.rs

4cheat.org

a4tech.de

a4tech.cn

a4tech.kz

a4tech.ro

a4tech.com.cn

a4tech.at

a4tech.info

4atech.net

a4tech.cz

4cheat.de

a4tech.net

a4tech.com.pk

a4tech.ca

4teach.ir

a4tech.eu

a4tech.ir

4cheat.ru

a4tech.by

a4tech.ru

a4tech.co.za

a4tech.com

4cheat.com

DNS History

27 records (6 active, 21 former)

○NS5014.ns1.abovedomains.com2026-04-08 → 2026-04-08 · 4 obs

○ 2026-03-15 17:52:08
● 2026-04-08 21:00:28
○ 2026-06-08 19:19:44
○ 2026-08-01 10:16:44

○NS5014.ns2.abovedomains.com2026-04-08 → 2026-04-08 · 4 obs

○ 2026-03-15 17:52:08
● 2026-04-08 21:00:28
○ 2026-06-08 19:19:44
○ 2026-08-01 10:16:44

○NSdns1.namecheaphosting.com2026-02-25 → 2026-03-15 · 5 obs

○ 2017-09-21 13:45:04
● 2026-02-25 03:38:18
● 2026-03-15 17:52:08
○ 2026-04-08 21:00:28
○ 2026-08-01 10:16:44

○NSdns2.namecheaphosting.com2026-02-25 → 2026-03-15 · 5 obs

○ 2017-09-21 13:45:04
● 2026-02-25 03:38:18
● 2026-03-15 17:52:08
○ 2026-04-08 21:00:28
○ 2026-08-01 10:16:44

○NSf1g1ns1.dnspod.net2017-09-03 → 2017-09-21 · 5 obs

○ 2016-12-04 10:40:40
● 2017-09-03 21:25:40
● 2017-09-21 13:45:04
○ 2026-02-25 03:38:18
○ 2026-08-01 10:16:44

○NSf1g1ns2.dnspod.net2017-09-03 → 2017-09-21 · 5 obs

○ 2016-12-04 10:40:40
● 2017-09-03 21:25:40
● 2017-09-21 13:45:04
○ 2026-02-25 03:38:18
○ 2026-08-01 10:16:44

●NSlynn.ns.cloudflare.com2026-07-09 → 2026-08-01 · 3 obs

○ 2026-06-08 19:19:44
● 2026-07-09 06:36:12
● 2026-08-01 10:16:44

●NSmeadow.ns.cloudflare.com2026-07-09 → 2026-08-01 · 3 obs

○ 2026-06-08 19:19:44
● 2026-07-09 06:36:12
● 2026-08-01 10:16:44

○NSns1.abovedomains.com2026-04-08 → 2026-04-08 · 4 obs

○ 2026-03-15 17:52:08
● 2026-04-08 21:00:28
○ 2026-06-08 19:19:44
○ 2026-08-01 10:16:44

○NSns1.pavietnam.vn2016-11-23 → 2016-12-04 · 4 obs

● 2016-11-23 01:28:20
● 2016-12-04 10:40:40
○ 2017-09-03 21:25:40
○ 2026-08-01 10:16:44

○NSns2.abovedomains.com2026-04-08 → 2026-04-08 · 4 obs

○ 2026-03-15 17:52:08
● 2026-04-08 21:00:28
○ 2026-06-08 19:19:44
○ 2026-08-01 10:16:44

○NSns2.pavietnam.vn2016-11-23 → 2016-12-04 · 4 obs

● 2016-11-23 01:28:20
● 2016-12-04 10:40:40
○ 2017-09-03 21:25:40
○ 2026-08-01 10:16:44

○MXmail.tech4a.com2016-11-23 → 2016-12-04 · 4 obs

● 2016-11-23 01:28:20
● 2016-12-04 10:40:40
○ 2017-09-03 21:25:40
○ 2026-08-01 10:16:44

○MXmx1-hosting.jellyfish.systems2026-02-25 → 2026-03-15 · 5 obs

○ 2017-09-21 13:45:04
● 2026-02-25 03:38:18
● 2026-03-15 17:52:08
○ 2026-04-08 21:00:28
○ 2026-08-01 10:16:44

○MXmx2-hosting.jellyfish.systems2026-02-25 → 2026-03-15 · 5 obs

○ 2017-09-21 13:45:04
● 2026-02-25 03:38:18
● 2026-03-15 17:52:08
○ 2026-04-08 21:00:28
○ 2026-08-01 10:16:44

○MXmx3-hosting.jellyfish.systems2026-02-25 → 2026-03-15 · 5 obs

○ 2017-09-21 13:45:04
● 2026-02-25 03:38:18
● 2026-03-15 17:52:08
○ 2026-04-08 21:00:28
○ 2026-08-01 10:16:44

○MXmxbiz1.qq.com2017-09-03 → 2017-09-21 · 5 obs

○ 2016-12-04 10:40:40
● 2017-09-03 21:25:40
● 2017-09-21 13:45:04
○ 2026-02-25 03:38:18
○ 2026-08-01 10:16:44

○MXmxbiz2.qq.com2017-09-03 → 2017-09-21 · 5 obs

○ 2016-12-04 10:40:40
● 2017-09-03 21:25:40
● 2017-09-21 13:45:04
○ 2026-02-25 03:38:18
○ 2026-08-01 10:16:44

○MXpark-mx.above.com2026-04-08 → 2026-04-08 · 4 obs

○ 2026-03-15 17:52:08
● 2026-04-08 21:00:28
○ 2026-06-08 19:19:44
○ 2026-08-01 10:16:44

○A103.224.212.1472026-04-08 → 2026-04-08 · 4 obs

○ 2026-03-15 17:52:08
● 2026-04-08 21:00:28
○ 2026-06-08 19:19:44
○ 2026-08-01 10:16:44

●A104.21.69.2492026-07-09 → 2026-08-01 · 3 obs

○ 2026-06-08 19:19:44
● 2026-07-09 06:36:12
● 2026-08-01 10:16:44

○A157.119.94.952017-09-03 → 2017-09-21 · 5 obs

○ 2016-12-04 10:40:40
● 2017-09-03 21:25:40
● 2017-09-21 13:44:50
○ 2026-02-25 03:38:18
○ 2026-08-01 10:16:44

●A172.67.216.212026-07-09 → 2026-08-01 · 3 obs

○ 2026-06-08 19:19:44
● 2026-07-09 06:36:12
● 2026-08-01 10:16:44

○A198.54.114.2332026-02-25 → 2026-03-15 · 5 obs

○ 2017-09-21 13:44:50
● 2026-02-25 03:38:18
● 2026-03-15 17:52:08
○ 2026-04-08 21:00:28
○ 2026-08-01 10:16:44

●A2606:4700:3032::ac43:d8152026-07-09 → 2026-08-01 · 3 obs

○ 2026-06-08 19:19:44
● 2026-07-09 06:36:12
● 2026-08-01 10:16:44

●A2606:4700:3036::6815:45f92026-07-09 → 2026-08-01 · 3 obs

○ 2026-06-08 19:19:44
● 2026-07-09 06:36:12
● 2026-08-01 10:16:44

○A27.74.254.662016-11-23 → 2016-12-04 · 4 obs

● 2016-11-23 01:28:20
● 2016-12-04 10:40:40
○ 2017-09-03 21:25:40
○ 2026-08-01 10:16:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
tech4a.com	lynn.ns.cloudflare.com, meadow.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.201

NS records: lynn.ns.cloudflare.com, meadow.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tech4a.com (unsigned zone)

⏱️ Timing

Total: 234ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.216.21, 104.21.69.249`
AAAA	2	`2606:4700:3032::ac43:d815, 2606:4700:3036::6815:45f9`
NS	2	`lynn.ns.cloudflare.com, meadow.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lynn.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

tech4a.com is the parent zone for www.tech4a.com.

IP Addresses

tech4a.com has four IP addresses: 104.21.69.249, 172.67.216.21, 2606:4700:3032::ac43:d815 and 2606:4700:3036::6815:45f9.

chmvx.top, 53829f3.com, caofeier.com and two other host names share IP numbers with tech4a.com.

Name Servers

tech4a.com has two authoritative name servers — lynn.ns.cloudflare.com and meadow.ns.cloudflare.com.

tech4a.com uses the same name servers as several other domains — among them portailsofad.com, umifoods.com, suzanafm.com and two more.

tech4a.com partially shares its NS delegation with several other domains, including yapoznaumir.ru, androidbilgini.com, ltvnews.net and two others.

These name servers often co-occur with the name servers melina.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

lynn.ns.cloudflare.com points to 108.162.193.201, 172.64.33.201, 173.245.59.201 and 3 other IP addresses.

meadow.ns.cloudflare.com points to 108.162.194.51, 162.159.38.51, 172.64.34.51 and 3 other IP addresses.