us - robtex.com
us
(root)
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.root-servers.net β β οΈ Not in parent delegation | ||||||
| NS | b.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | c.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | d.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | e.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | f.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | g.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | h.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | i.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | j.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | k.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | l.root-servers.net β οΈ Not in parent delegation | ||||||
| NS | m.root-servers.net β οΈ Not in parent delegation | ||||||
| SOA | a.root-servers.netnstld@verisign-grs.com 2026-04-11 #1 | ||||||
Previously NS for
Subdomains
Same first word
Similar names
DNS History
11 records (9 active, 2 former)
βNSa.cctld.us2015-09-04 β 2026-04-11 Β· 5 obs
β 2021-07-18 17:10:42
β 2021-07-31 18:58:12
β 2022-01-30 20:39:38
β 2026-04-11 18:45:06
βNSc.cctld.us2015-09-04 β 2021-07-18 Β· 4 obs
β 2021-07-18 17:10:42
β 2021-07-31 18:58:12
β 2026-04-11 18:45:06
βNSe.cctld.us2015-09-04 β 2021-07-18 Β· 4 obs
β 2021-07-18 17:10:42
β 2021-07-31 18:58:12
β 2026-04-11 18:45:06
βNSm.cctld.us2026-02-16 β 2026-04-11 Β· 3 obs
β 2026-02-16 16:58:06
β 2026-04-11 18:45:06
βNSn.cctld.us2026-02-16 β 2026-04-11 Β· 3 obs
β 2026-02-16 16:58:06
β 2026-04-11 18:45:06
βNSw.cctld.us2021-07-31 β 2026-04-11 Β· 3 obs
β 2021-07-31 18:58:12
β 2026-04-11 18:45:06
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | y.cctld.us, m.cctld.us, b.cctld.us, w.cctld.us... | - |
β Authoritative Response
Server:209.173.58.70
NS records: y.cctld.us, m.cctld.us, b.cctld.us, w.cctld.us, k.cctld.us, n.cctld.us, f.cctld.us, x.cctld.us
π DNSSEC Status
π Secure (DNSSEC validated)
Chain of trust verified from root to domain
β±οΈ Timing
Total: 351ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 8 | b.cctld.us, m.cctld.us... |
| SOA | 1 | a.cctld.us admin.tldns.godaddy |
Analysis
Hierarchy
us is a parent of conju.us, kprice.us, tracker-software.us, blend-pro.us, independencezone.us and hundreds of thousands of other host names.
Name Servers
us is delegated to nine name servers: a.cctld.us, b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us, n.cctld.us, w.cctld.us, x.cctld.us and y.cctld.us.
Host names with two IPs
b.cctld.us points to 2001:502:ad09::29 and 156.154.125.70
f.cctld.us points to 2001:500:3682::11 and 209.173.58.70
k.cctld.us points to 2001:503:e239::3:1 and 156.154.128.70
m.cctld.us points to 2610:a1:3180::53 and 204.74.105.1
n.cctld.us points to 2610:a1:3280::53 and 204.74.107.1
w.cctld.us points to 2001:dcd:1::15 and 37.209.192.15
x.cctld.us points to 2001:dcd:2::15 and 37.209.194.15
y.cctld.us points to 2001:dcd:3::15 and 37.209.196.15
Host names with one IP
a.cctld.us points to 156.154.124.70