alcoa.co - robtex.com
alcoa.co
| DNSSEC | β οΈ Not signed | ||||||
| NS | dbru.br.ns.els-gms.att.net β οΈ Not in zone NS records | ||||||
| A | 2001:1890:1ff:9f0:68:94:156:134πΊπΈ AS70182001:1890::/29 AT&T Enterprises, LLC | ||||||
| PTR | dbru.br.ns.els-gms.att.net | ||||||
| A | 68.94.156.134πΊπΈ AS701868.88.0.0/13 ARIN Allocation SBC Internet Services | ||||||
| PTR | dbru.br.ns.els-gms.att.net | ||||||
| NS | dmtu.mt.ns.els-gms.att.net β οΈ Not in zone NS records | ||||||
| A | 2001:1890:1ff:9f1:99:99:99:134πΊπΈ AS70182001:1890::/29 AT&T Enterprises, LLC | ||||||
| PTR | dmtu.mt.ns.els-gms.att.net | ||||||
| A | 99.99.99.134πΊπΈ AS701899.96.0.0/13 AT&T Enterprises, LLC | ||||||
| PTR | dmtu.mt.ns.els-gms.att.net | ||||||
co
| DNSSEC | π Signed (DS record present) | ||||||
| NS | ns0.centralnic.net β | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759653613 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
βNSdbru.br.ns.els-gms.att.net2026-04-27 β 2026-05-09 Β· 2 obs
β 2026-05-09 04:40:42
βNSdmtu.mt.ns.els-gms.att.net2026-04-27 β 2026-05-09 Β· 2 obs
β 2026-05-09 04:40:42
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| alcoa.co | dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net | - |
β Authoritative Response
Server:99.99.99.134
NS records: dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for alcoa.co (unsigned zone)
β±οΈ Timing
Total: 517ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
alcoa.co is delegated to two name servers dbru.br.ns.els-gms.att.net and dmtu.mt.ns.els-gms.att.net.
alcoa.co shares the same name server setup as other domains, for instance sctfo.com, tenaska.com, 18.181.198.in-addr.arpa, 177.20.12.in-addr.arpa and goldensweater.com.
alcoa.co at least partially shares name servers with other domains, for instance carnivalyouthprogram.com, carnivalcruisesbonuses.com, 176.12.in-addr.arpa, motoristslife.com and spacarnival.mobi.
These name servers are commonly used with the following name servers: cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, dns3.carnival.com, b23.ns.els-gms.att.net, m23.ns.els-gms.att.net, b24.ns.els-gms.att.net, m24.ns.els-gms.att.net, ns3.level3.net, ns4.level3.net and auth20.ns.wcom.com.
Host names with two IP numbers:
The host name dbru.br.ns.els-gms.att.net points to 2001:1890:1ff:9f0:68:94:156:134 and 68.94.156.134; the host name dmtu.mt.ns.els-gms.att.net points to 2001:1890:1ff:9f1:99:99:99:134 and 99.99.99.134.