`computersfirst.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:847d^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:d21^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.13.33^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.132.125^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alex.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c164^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2164^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alex.ns.cloudflare.com`
		A	108.162.193.100^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	172.64.33.100^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	173.245.59.100^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
NS	`jill.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a7a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jill.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jill.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jill.ns.cloudflare.com`
		A	108.162.192.122^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jill.ns.cloudflare.com`
		A	172.64.32.122^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jill.ns.cloudflare.com`
		A	173.245.58.122^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jill.ns.cloudflare.com`
MX	`_dc-mx.963b2fb6582e.computersfirst.com` ⭐
		A	184.171.252.194^{🇺🇸 DimeNOC184.171.240.0/20 HostDime.com Route Object}
			PTR	`hs1.monsterweb.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.13.33, 172.67.132.125
		IPv6	2606:4700:3035::ac43:847d, 2606:4700:3037::6815:d21
SOA	`alex.ns.cloudflare.com`dns@cloudflare.com serial=2394317785

`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

Same first word

computersfirst.com

Similar names

firstcomputers.co.uk

firstcomputers.org

DNS History

17 records (7 active, 10 former)

●NSalex.ns.cloudflare.com2015-06-19 → 2026-02-28 · 3 obs

○ 2008-03-20 05:26:28
● 2015-06-19 12:17:38
● 2026-02-28 08:42:58

●NSjill.ns.cloudflare.com2015-06-19 → 2026-02-28 · 3 obs

○ 2008-03-20 05:26:28
● 2015-06-19 12:17:38
● 2026-02-28 08:42:58

○NSns.buydomains.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 05:26:28
○ 2015-06-19 12:17:38
○ 2026-02-28 08:42:58

○NSthis-domain-for-sale.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 05:26:28
○ 2015-06-19 12:17:38
○ 2026-02-28 08:42:58

●MX_dc-mx.963b2fb6582e.computersfirst.com2026-02-24 → 2026-02-28 · 3 obs

○ 2017-06-08 19:31:22
● 2026-02-24 19:03:18
● 2026-02-28 08:42:58

○MXdc-448ef11d.computersfirst.com2015-06-19 → 2016-12-01 · 5 obs

○ 2008-03-20 05:26:28
● 2015-06-19 12:17:38
● 2016-12-01 16:26:18
○ 2017-06-08 19:31:22
○ 2026-02-28 08:42:58

○MXdc-c9cada70fd6f.computersfirst.com2017-06-08 → 2017-06-08 · 4 obs

○ 2016-12-01 16:26:18
● 2017-06-08 19:31:22
○ 2026-02-24 19:03:18
○ 2026-02-28 08:42:58

○MXdev.null2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 05:26:28
○ 2015-06-19 12:17:38
○ 2026-02-28 08:42:58

●A104.21.13.332026-02-24 → 2026-02-28 · 3 obs

○ 2017-06-08 19:31:22
● 2026-02-24 19:03:18
● 2026-02-28 08:42:58

○A104.28.8.722015-06-19 → 2017-06-08 · 5 obs

○ 2008-03-20 05:26:28
● 2015-06-19 12:17:38
● 2017-06-08 19:31:22
○ 2026-02-24 19:03:18
○ 2026-02-28 08:42:58

○A104.28.9.722015-06-19 → 2017-06-08 · 5 obs

○ 2008-03-20 05:26:28
● 2015-06-19 12:17:38
● 2017-06-08 19:31:22
○ 2026-02-24 19:03:18
○ 2026-02-28 08:42:58

●A172.67.132.1252026-02-24 → 2026-02-28 · 3 obs

○ 2017-06-08 19:31:22
● 2026-02-24 19:03:18
● 2026-02-28 08:42:58

○A208.254.26.1322008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 05:26:28
○ 2015-06-19 12:17:38
○ 2026-02-28 08:42:58

○A2400:cb00:2048:1::681c:8482015-06-19 → 2017-06-08 · 5 obs

○ 2008-03-20 05:26:28
● 2015-06-19 12:17:38
● 2017-06-08 19:31:22
○ 2026-02-24 19:03:18
○ 2026-02-28 08:42:58

○A2400:cb00:2048:1::681c:9482015-06-19 → 2017-06-08 · 5 obs

○ 2008-03-20 05:26:28
● 2015-06-19 12:17:38
● 2017-06-08 19:31:22
○ 2026-02-24 19:03:18
○ 2026-02-28 08:42:58

●A2606:4700:3035::ac43:847d2026-02-24 → 2026-02-28 · 3 obs

○ 2017-06-08 19:31:22
● 2026-02-24 19:03:18
● 2026-02-28 08:42:58

●A2606:4700:3037::6815:d212026-02-24 → 2026-02-28 · 3 obs

○ 2017-06-08 19:31:22
● 2026-02-24 19:03:18
● 2026-02-28 08:42:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net...	-
computersfirst.com	alex.ns.cloudflare.com, jill.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.192.122

NS records: alex.ns.cloudflare.com, jill.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for computersfirst.com (unsigned zone)

⏱️ Timing

Total: 111ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.132.125, 104.21.13.33`
AAAA	2	`2606:4700:3035::ac43:847d, 2606:4700:3037::6815:d21`
NS	2	`alex.ns.cloudflare.com, jill.ns.cloudflare.com`
MX	1	`_dc-mx.963b2fb6582e.computersfirst.com (`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alex.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

AI analysis

computersfirst.com maps to four IP numbers: 2606:4700:3035::ac43:847d, 2606:4700:3037::6815:d21, 104.21.13.33 and 172.67.132.125.

other host names include klassiki-club.ru, rgroup.com.au, profinet.network, examsdocs.com and controlmais.com.br; they share IP numbers with computersfirst.com.

Two name servers alex.ns.cloudflare.com and jill.ns.cloudflare.com handle the delegation for computersfirst.com.

computersfirst.com shares the same name server setup as other domains, for instance bluecloud.xyz, juegobets.cl, albertomagri.com, ncvac.org and repol.it.

computersfirst.com at least partially shares name servers with other domains, for instance vilailux.com, aiefdn.org, cleandetroit.org, mirlir.com and adoptingerlang.com.

These name servers are commonly used alongside roman.ns.cloudflare.com.

Six IP addresses per host:

alex.ns.cloudflare.com points to 2606:4700:58::adf5:3b64, 2803:f800:50::6ca2:c164, 2a06:98c1:50::ac40:2164, 108.162.193.100, 172.64.33.100 and 173.245.59.100; jill.ns.cloudflare.com points to 2606:4700:50::adf5:3a7a, 2803:f800:50::6ca2:c07a, 2a06:98c1:50::ac40:207a, 108.162.192.122, 172.64.32.122 and 173.245.58.122

computersfirst.com is handled by a single mail server, _dc-mx.963b2fb6582e.computersfirst.com.

The host name _dc-mx.963b2fb6582e.computersfirst.com points to IP 184.171.252.194.

computersfirst.com - robtex.com