att-sbc.com - robtex.com
att-sbc.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns0.attdns.net ⭐ | ||||||
| A | 172.29.0.1UNSPECIFIED160.0.0.0/3 | ||||||
| NS | ns10a.attdns.net | ||||||
| A | 144.160.229.221🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc. | ||||||
| PTR | ns10a.attdns.net | ||||||
| NS | ns10b.attdns.net | ||||||
| A | 144.160.128.177🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc. | ||||||
| PTR | ns10b.attdns.net | ||||||
| NS | ns10d.attdns.net | ||||||
| A | 144.160.128.159🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc. | ||||||
| PTR | ns10d.attdns.net | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns0.attdns.neteiss-dns@att.com 2025-09-10 #1 | ||||||
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=1774482357 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
●NSns0.attdns.net2015-07-25 → 2026-03-25 · 2 obs
● 2026-03-25 23:52:16
●NSns10a.attdns.net2015-07-25 → 2026-03-25 · 2 obs
● 2026-03-25 23:52:16
●NSns10b.attdns.net2015-07-25 → 2026-03-25 · 2 obs
● 2026-03-25 23:52:16
●NSns10d.attdns.net2026-02-24 → 2026-03-25 · 3 obs
● 2026-02-24 01:23:46
● 2026-03-25 23:52:16
○A144.160.155.432015-07-25 → 2015-12-06 · 4 obs
● 2015-12-06 11:28:26
○ 2016-08-08 05:21:24
○ 2026-03-25 23:52:16
○A144.160.36.422015-07-25 → 2015-12-06 · 4 obs
● 2015-12-06 11:28:26
○ 2016-08-08 05:21:24
○ 2026-03-25 23:52:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| att-sbc.com | ns10a.attdns.net, ns10b.attdns.net, ns10d.attdns.net | - |
✅ Authoritative Response
Server:144.160.128.159
NS records: ns10a.attdns.net, ns10b.attdns.net, ns10d.attdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for att-sbc.com (unsigned zone)
⏱️ Timing
Total: 482ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns10b.attdns.net, ns10a.attdns.net... |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns0.attdns.net eiss-dns.att.com |
Analysis
Name Servers
att-sbc.com is delegated to four name servers: ns0.attdns.net, ns10a.attdns.net, ns10b.attdns.net and ns10d.attdns.net.
att-sbc.com shares name servers with other domains at least partially, for instance signalbar.info, 244.157.68.in-addr.arpa, 196.217.76.in-addr.arpa, 96.54.99.in-addr.arpa and 219.76.108.in-addr.arpa.
these name servers are often used together with the name servers ns0.attdns.com.
Host names with a single IP:
ns0.attdns.net points to 172.29.0.1.
ns10a.attdns.net points to 144.160.229.221.
ns10b.attdns.net points to 144.160.128.177.
ns10d.attdns.net points to 144.160.128.159.