4cusa.com - robtex.com

4cusa.com

DNSSEC⚠️ Not signed
NSdawn.ns.cloudflare.com ⚠️ Not in zone NS records
A2606:4700:50::adf5:3a6a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdawn.ns.cloudflare.com
A2803:f800:50::6ca2:c06a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdawn.ns.cloudflare.com
A2a06:98c1:50::ac40:206a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdawn.ns.cloudflare.com
A108.162.192.106🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdawn.ns.cloudflare.com
A172.64.32.106🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdawn.ns.cloudflare.com
A173.245.58.106🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdawn.ns.cloudflare.com
NSnoel.ns.cloudflare.com ⚠️ Not in zone NS records
A2606:4700:58::adf5:3bd8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoel.ns.cloudflare.com
A2803:f800:50::6ca2:c1d8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnoel.ns.cloudflare.com
A2a06:98c1:50::ac40:21d8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnoel.ns.cloudflare.com
A108.162.193.216🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoel.ns.cloudflare.com
A172.64.33.216🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoel.ns.cloudflare.com
A173.245.59.216🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoel.ns.cloudflare.com

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774589672

Subdomains

www.4cusa.com

Same first word

4cusa.com

Similar names

acs4u.net
cas4u.com
asc4u.com
csa4u.com
acs4u.tv
acs4u.com
acs4u.co
c4usa.com

DNS History

30 records (2 active, 28 former)

200920112013201520172019202120232025NSdawn.ns.cloudflare.comnoel.ns.cloudflare.comns1.digitalocean.comns1.webfaction.comns2.digitalocean.comns2.webfaction.comns3.digitalocean.comns3.webfaction.comns4.webfaction.comns51.domaincontrol.comns52.domaincontrol.comMXeforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.comeforward5.registrar-servers.commailstore1.secureserver.netmx7.webfaction.commx8.webfaction.commx9.webfaction.comsmtp.secureserver.netA104.21.40.215172.67.188.100185.119.174.179208.109.173.852606:4700:3035::6815:28d72606:4700:3037::ac43:bc642a01:9cc0:0:1:1a:2:0:ca38.54.1.6446.101.38.212
●NSdawn.ns.cloudflare.com2026-02-27 → 2026-03-27 · 3 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
● 2026-03-27 05:47:08
●NSnoel.ns.cloudflare.com2026-02-27 → 2026-03-27 · 3 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
● 2026-03-27 05:47:08
○NSns1.digitalocean.com2015-05-31 → 2016-04-02 · 5 obs
○ 2008-03-08 06:20:40
● 2015-05-31 22:48:04
● 2016-04-02 13:49:22
○ 2017-02-17 14:21:26
○ 2026-03-27 05:47:08
○NSns1.webfaction.com2017-02-17 → 2019-04-13 · 5 obs
○ 2016-04-02 13:49:22
● 2017-02-17 14:21:26
● 2019-04-13 08:48:30
○ 2026-02-27 22:50:00
○ 2026-03-27 05:47:08
○NSns2.digitalocean.com2015-05-31 → 2016-04-02 · 5 obs
○ 2008-03-08 06:20:40
● 2015-05-31 22:48:04
● 2016-04-02 13:49:22
○ 2017-02-17 14:21:26
○ 2026-03-27 05:47:08
○NSns2.webfaction.com2017-02-17 → 2019-04-13 · 5 obs
○ 2016-04-02 13:49:22
● 2017-02-17 14:21:26
● 2019-04-13 08:48:30
○ 2026-02-27 22:50:00
○ 2026-03-27 05:47:08
○NSns3.digitalocean.com2015-05-31 → 2016-04-02 · 5 obs
○ 2008-03-08 06:20:40
● 2015-05-31 22:48:04
● 2016-04-02 13:49:22
○ 2017-02-17 14:21:26
○ 2026-03-27 05:47:08
○NSns3.webfaction.com2017-02-17 → 2019-04-13 · 5 obs
○ 2016-04-02 13:49:22
● 2017-02-17 14:21:26
● 2019-04-13 08:48:30
○ 2026-02-27 22:50:00
○ 2026-03-27 05:47:08
○NSns4.webfaction.com2017-02-17 → 2019-04-13 · 5 obs
○ 2016-04-02 13:49:22
● 2017-02-17 14:21:26
● 2019-04-13 08:48:30
○ 2026-02-27 22:50:00
○ 2026-03-27 05:47:08
○NSns51.domaincontrol.com2008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 06:20:40
○ 2015-05-31 22:48:04
○ 2026-03-27 05:47:08
○NSns52.domaincontrol.com2008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 06:20:40
○ 2015-05-31 22:48:04
○ 2026-03-27 05:47:08
○MXeforward1.registrar-servers.com2026-02-27 → 2026-03-08 · 5 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
● 2026-03-08 11:02:16
○ 2026-03-15 20:56:20
○ 2026-03-27 05:47:08
○MXeforward2.registrar-servers.com2026-02-27 → 2026-03-08 · 5 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
● 2026-03-08 11:02:16
○ 2026-03-15 20:56:20
○ 2026-03-27 05:47:08
○MXeforward3.registrar-servers.com2026-02-27 → 2026-03-08 · 5 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
● 2026-03-08 11:02:16
○ 2026-03-15 20:56:20
○ 2026-03-27 05:47:08
○MXeforward4.registrar-servers.com2026-02-27 → 2026-03-08 · 5 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
● 2026-03-08 11:02:16
○ 2026-03-15 20:56:20
○ 2026-03-27 05:47:08
○MXeforward5.registrar-servers.com2026-02-27 → 2026-03-08 · 5 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
● 2026-03-08 11:02:16
○ 2026-03-15 20:56:20
○ 2026-03-27 05:47:08
○MXmailstore1.secureserver.net2008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 06:20:40
○ 2015-05-31 22:48:04
○ 2026-03-27 05:47:08
○MXmx7.webfaction.com2015-05-31 → 2019-04-13 · 5 obs
○ 2008-03-08 06:20:40
● 2015-05-31 22:48:04
● 2019-04-13 08:48:30
○ 2026-02-27 22:50:00
○ 2026-03-27 05:47:08
○MXmx8.webfaction.com2015-05-31 → 2019-04-13 · 5 obs
○ 2008-03-08 06:20:40
● 2015-05-31 22:48:04
● 2019-04-13 08:48:30
○ 2026-02-27 22:50:00
○ 2026-03-27 05:47:08
○MXmx9.webfaction.com2015-05-31 → 2019-04-13 · 5 obs
○ 2008-03-08 06:20:40
● 2015-05-31 22:48:04
● 2019-04-13 08:48:30
○ 2026-02-27 22:50:00
○ 2026-03-27 05:47:08
○MXsmtp.secureserver.net2008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 06:20:40
○ 2015-05-31 22:48:04
○ 2026-03-27 05:47:08
○A104.21.40.2152026-02-27 → 2026-02-27 · 4 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
○ 2026-03-04 04:13:00
○ 2026-03-27 05:47:08
○A172.67.188.1002026-02-27 → 2026-02-27 · 4 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
○ 2026-03-04 04:13:00
○ 2026-03-27 05:47:08
○A185.119.174.1792017-02-17 → 2019-04-13 · 5 obs
○ 2016-04-02 13:49:22
● 2017-02-17 14:21:26
● 2019-04-13 08:48:30
○ 2026-02-27 22:50:00
○ 2026-03-27 05:47:08
○A208.109.173.852008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 06:20:40
○ 2015-05-31 22:48:04
○ 2026-03-27 05:47:08
○A2606:4700:3035::6815:28d72026-02-27 → 2026-02-27 · 4 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
○ 2026-03-04 04:13:00
○ 2026-03-27 05:47:08
○A2606:4700:3037::ac43:bc642026-02-27 → 2026-02-27 · 4 obs
○ 2019-04-13 08:48:30
● 2026-02-27 22:50:00
○ 2026-03-04 04:13:00
○ 2026-03-27 05:47:08
○A2a01:9cc0:0:1:1a:2:0:ca2017-02-17 → 2019-04-13 · 5 obs
○ 2016-04-02 13:49:22
● 2017-02-17 14:21:26
● 2019-04-13 08:48:30
○ 2026-02-27 22:50:00
○ 2026-03-27 05:47:08
○A38.54.1.642026-03-04 → 2026-03-08 · 5 obs
○ 2026-02-27 22:50:00
● 2026-03-04 04:13:00
● 2026-03-08 11:02:16
○ 2026-03-15 20:56:20
○ 2026-03-27 05:47:08
○A46.101.38.2122015-05-31 → 2016-04-02 · 5 obs
○ 2008-03-08 06:20:40
● 2015-05-31 22:48:04
● 2016-04-02 13:49:22
○ 2017-02-17 14:21:26
○ 2026-03-27 05:47:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...-
4cusa.comdawn.ns.cloudflare.com, noel.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.216

NS records: dawn.ns.cloudflare.com, noel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4cusa.com (unsigned zone)

⏱️ Timing

Total: 126ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

4cusa.com is the parent of www.4cusa.com.

Name Servers

4cusa.com is delegated to two name servers: dawn.ns.cloudflare.com and noel.ns.cloudflare.com.

4cusa.com uses the same name server setup as other domains such as wearecontactica.net, nwvelo.com, digitalsetups.com, e-pharma.com and joyexc.shop.

4cusa.com shares name servers with other domains at least partially, for example okeya.net, jfjmy.com, quinielauruguaya.com, 100pmagazine.nl and suxmmptepcpiq.space.

These name servers are commonly used with will.ns.cloudflare.com, susan.ns.cloudflare.com and ingrid.ns.cloudflare.com.

Host names with six IP numbers: host name dawn.ns.cloudflare.com points to: 2606:4700:50::adf5:3a6a, 2803:f800:50::6ca2:c06a, 2a06:98c1:50::ac40:206a, 108.162.192.106, 172.64.32.106 and 173.245.58.106; host name noel.ns.cloudflare.com points to: 2606:4700:58::adf5:3bd8, 2803:f800:50::6ca2:c1d8, 2a06:98c1:50::ac40:21d8, 108.162.193.216, 172.64.33.216 and 173.245.59.216.