corebloc.com - robtex.com
corebloc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 128.242.207.161🇺🇸 NTT-GIN-AS128.242.0.0/16 NTTA-128-242 | ||||||
| NS | cbru.br.ns.els-gms.att.net ⭐ | ||||||
| A | 2001:1890:1ff:9f0:68:94:156:132🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC | ||||||
| PTR | cbru.br.ns.els-gms.att.net | ||||||
| A | 68.94.156.132🇺🇸 AS701868.88.0.0/13 ARIN Allocation SBC Internet Services | ||||||
| PTR | cbru.br.ns.els-gms.att.net | ||||||
| NS | cmtu.mt.ns.els-gms.att.net ⚠️ Not in parent delegation | ||||||
| A | 2001:1890:1ff:9f1:99:99:99:132🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC | ||||||
| PTR | cmtu.mt.ns.els-gms.att.net | ||||||
| A | 99.99.99.132🇺🇸 AS701899.96.0.0/13 AT&T Enterprises, LLC | ||||||
| PTR | cmtu.mt.ns.els-gms.att.net | ||||||
| NS | dbru.br.ns.els-gms.att.net ⚠️ Not in zone NS records | ||||||
| A | 2001:1890:1ff:9f0:68:94:156:134🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC | ||||||
| PTR | dbru.br.ns.els-gms.att.net | ||||||
| A | 68.94.156.134🇺🇸 AS701868.88.0.0/13 ARIN Allocation SBC Internet Services | ||||||
| PTR | dbru.br.ns.els-gms.att.net | ||||||
| SOA | cbru.br.ns.els-gms.att.netrm-hostmaster@ems.att.com serial=9 | ||||||
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=1777163786 | ||||||
Same first word
corebloc.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NScbru.br.ns.els-gms.att.net2015-07-03 → 2026-04-26 · 2 obs
● 2026-04-26 00:49:12
●NScmtu.mt.ns.els-gms.att.net2015-07-03 → 2026-04-26 · 2 obs
● 2026-04-26 00:49:12
●NSdbru.br.ns.els-gms.att.net2026-03-11 → 2026-04-26 · 3 obs
● 2026-03-11 02:29:08
● 2026-04-26 00:49:12
●A128.242.207.1612015-07-03 → 2026-04-26 · 2 obs
● 2026-04-26 00:49:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net... | - |
| corebloc.com | cbru.br.ns.els-gms.att.net, dbru.br.ns.els-gms.att.net | - |
✅ Authoritative Response
Server:68.94.156.134
NS records: cbru.br.ns.els-gms.att.net, dbru.br.ns.els-gms.att.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for corebloc.com (unsigned zone)
⏱️ Timing
Total: 737ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 128.242.207.161 |
| NS | 2 | cmtu.mt.ns.els-gms.att.net, cbru.br.ns.els-gms.att.net |
| SOA | 1 | cbru.br.ns.els-gms.att.net rm-hostmaster |
Analysis
IP Addresses
corebloc.com points to a single IP: 128.242.207.161.
Name Servers
corebloc.com is delegated to three name servers: cbru.br.ns.els-gms.att.net, dbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net.
corebloc.com at least partially shares its name servers with other domains, for instance basan.be, goldmansachsbankretail.com, lock-top.com, vwr.sg and 19.12.in-addr.arpa.
These name servers are commonly used with dmtu.mt.ns.els-gms.att.net, dns3.carnival.com, ns6.customer.level3.net, ns9.customer.level3.net, b23.ns.els-gms.att.net, m23.ns.els-gms.att.net, auth101.ns.uu.net, ns10.vwr.com, ns1.vwr.com and ns2.vwr.com.
Host names with two IP numbers:
cbru.br.ns.els-gms.att.net points to: 2001:1890:1ff:9f0:68:94:156:132 and 68.94.156.132.
dbru.br.ns.els-gms.att.net points to: 2001:1890:1ff:9f0:68:94:156:134 and 68.94.156.134.
cmtu.mt.ns.els-gms.att.net points to: 2001:1890:1ff:9f1:99:99:99:132 and 99.99.99.132.