us.com - dns.ninja
us.com
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.netnstld@verisign-grs.com serial=1783710067 | ||||||
rank #217 in the tld
us.com
us.comis a private domain registry operated by CentralNic (now Team Internet Group plc) that offers third-level registrations as an alternative to the official.usor.comextensions. Unlike the official.uscountry-code top-level domain, registrations underus.comare unrestricted and available to anyone globally.
Key facts
- Owner / operator: CentralNic (Team Internet Group plc)
- TLD:
.com— gTLD - Primary purpose: Domain registry for third-level subdomains
- Status: active
History
| Year | Event |
|---|---|
| 1995 | Theus.comregistry is established to offer third-level domain registrations. |
| 1996 | CentralNic, the operator of the registry, is founded. |
| 2023 | CentralNic Group plc officially rebrands to Team Internet Group plc. |
📈 Tranco rank: #1,089
Subdomains
Same first word
Similar names
DNS History
13 records (7 active, 6 former)
●NSns0.centralnic.net2015-09-03 → 2026-07-10 · 7 obs
● 2021-11-11 10:58:00
○ 2026-06-22 19:34:48
● 2026-06-22 20:21:32
○ 2026-07-08 12:35:00
● 2026-07-08 13:15:34
● 2026-07-10 19:18:20
●NSns1.centralnic.net2015-09-03 → 2026-07-10 · 5 obs
● 2021-11-11 10:58:00
○ 2026-07-08 12:35:00
● 2026-07-08 13:15:34
● 2026-07-10 19:18:20
●NSns2.centralnic.net2015-09-03 → 2026-07-10 · 5 obs
● 2021-11-11 10:58:00
○ 2026-07-08 12:35:00
● 2026-07-08 13:15:34
● 2026-07-10 19:18:20
●NSns3.centralnic.net2015-09-03 → 2026-07-10 · 5 obs
● 2021-11-11 10:58:00
○ 2026-07-08 12:35:00
● 2026-07-08 13:15:34
● 2026-07-10 19:18:20
●NSns4.centralnic.net2015-09-03 → 2026-07-10 · 5 obs
● 2021-11-11 10:58:00
○ 2026-07-08 12:35:00
● 2026-07-08 13:15:34
● 2026-07-10 19:18:20
●MXmx-01.emailme.com2015-11-19 → 2026-07-10 · 13 obs
● 2015-11-19 12:28:34
● 2020-12-29 16:02:16
○ 2021-04-28 21:10:02
● 2021-09-10 08:34:20
● 2026-05-07 18:17:08
○ 2026-05-07 18:48:12
● 2026-05-07 19:22:14
○ 2026-06-22 19:34:48
● 2026-06-22 20:21:32
○ 2026-07-08 12:35:00
● 2026-07-08 13:15:34
● 2026-07-10 19:18:20
○MXmx-01.fnb.uk.emailme.com2015-09-03 → 2015-11-13 · 4 obs
● 2015-11-13 21:58:38
○ 2015-11-19 12:28:34
○ 2026-07-10 19:18:20
○MXmx-02.fnb.uk.emailme.com2015-09-03 → 2015-11-13 · 4 obs
● 2015-11-13 21:58:38
○ 2015-11-19 12:28:34
○ 2026-07-10 19:18:20
○MXmx-03.lax.us.emailme.com2015-09-03 → 2015-11-13 · 4 obs
● 2015-11-13 21:58:38
○ 2015-11-19 12:28:34
○ 2026-07-10 19:18:20
○A204.13.84.1052017-06-05 → 2018-08-09 · 5 obs
● 2017-06-05 16:48:12
● 2018-08-09 05:10:20
○ 2018-11-18 12:15:14
○ 2026-07-10 19:18:20
○A212.18.250.1712015-11-19 → 2017-06-01 · 5 obs
● 2015-11-19 12:28:34
● 2017-06-01 09:31:20
○ 2017-06-05 16:48:12
○ 2026-07-10 19:18:20
●A54.153.56.1832018-11-18 → 2026-07-10 · 8 obs
● 2018-11-18 12:15:14
● 2021-11-11 10:58:00
○ 2026-06-22 19:34:48
● 2026-06-22 20:21:32
○ 2026-07-08 12:35:00
● 2026-07-08 13:15:34
● 2026-07-10 19:18:20
○A83.222.226.952015-09-03 → 2015-11-13 · 4 obs
● 2015-11-13 21:58:38
○ 2015-11-19 12:28:34
○ 2026-07-10 19:18:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, m.gtld-servers.net... | - |
| us.com | ns1.centralnic.net, ns2.centralnic.net, ns3.centralnic.net, ns4.centralnic.net | - |
✅ Authoritative Response
Server:194.169.218.24
NS records: ns1.centralnic.net, ns2.centralnic.net, ns3.centralnic.net, ns4.centralnic.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 601ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.153.56.183 |
| NS | 4 | ns1.centralnic.net, ns2.centralnic.net... |
| MX | 1 | mx-01.emailme.com (pri: 0) |
| TXT | 2 | v=spf1 mx -all, google-site-verification=TQ9DQVGZ4sDKfEb |
| SOA | 1 | ns0.centralnic.net hostmaster.centralnic |
Analysis
Hierarchy
Several thousand host names have us.com as their parent domain, including go88vi.us.com, office2010.us.com, aviator-game-online.us.com, chandlersigns.us.com and pandorajewelrybracelets.us.com.
IP Addresses
us.com resolves to just one IP address, 54.153.56.183.
Two other host names, along with www.us.org, www.uk.com and us.org, also share IP numbers with us.com.
Name Servers
us.com delegates to five name servers: ns0.centralnic.net, ns1.centralnic.net, ns2.centralnic.net and two others.
us.com partially shares its NS delegation with several other domains, including com.fm, fo, lat and two others.
In DNS configurations, these name servers often share authority with ns3.centralnic.net, ns4.centralnic.net, a.nic.fm and 5 other name servers.
Host names that resolve to four IP numbers:
ns0.centralnic.net maps to the following IP addresses: 54.217.78.230, 63.34.52.177, 2a05:d018:4a2:c101::150 and 2a05:d018:4a2:c102::150.
Host names that have two IP addresses:
The A records for ns1.centralnic.net return 194.169.218.24 and 2001:67c:13cc::1:24.
The A records for ns2.centralnic.net return 185.24.64.10 and 2a04:2b00:13cc::1:10.
The A records for ns3.centralnic.net return 212.18.248.10 and 2a04:2b00:13ee::10.
The A records for ns4.centralnic.net return 212.18.249.24 and 2a04:2b00:13ff::24.
Mail Servers
The sole mail server for us.com is mx-01.emailme.com.
The mail server configuration of us.com is identical to that of other domains, for example uk.com and eu.com.
mx-01.emailme.com resolves to 212.18.250.208 and no other IP number.