cingularmobility.net - robtex.com
cingularmobility.net
| 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 | ns10c.attdns.net | ||||||
| A | 144.160.112.19🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc. | ||||||
| PTR | ns10c.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 | ||||||
net
| 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=1779053703 | ||||||
Same first word
cingularmobility.net |
cingularmobility.com |
cingularmobility.org |
DNS History
7 records (5 active, 2 former)
●NSns0.attdns.net2015-06-03 → 2026-05-17 · 3 obs
● 2015-06-03 09:49:08
● 2026-05-17 21:37:36
●NSns10a.attdns.net2008-02-18 → 2026-05-17 · 2 obs
● 2026-05-17 21:37:36
●NSns10b.attdns.net2008-02-18 → 2026-05-17 · 2 obs
● 2026-05-17 21:37:36
●NSns10c.attdns.net2026-05-08 → 2026-05-17 · 3 obs
● 2026-05-08 01:33:22
● 2026-05-17 21:37:36
●NSns10d.attdns.net2026-02-18 → 2026-05-17 · 3 obs
● 2026-02-18 09:35:42
● 2026-05-17 21:37:36
○A135.209.156.312015-06-03 → 2016-01-28 · 5 obs
● 2015-06-03 09:49:08
● 2016-01-28 22:19:52
○ 2016-04-16 14:25:18
○ 2026-05-17 21:37:36
○A135.209.168.222015-06-03 → 2016-01-28 · 5 obs
● 2015-06-03 09:49:08
● 2016-01-28 22:19:52
○ 2016-04-16 14:25:18
○ 2026-05-17 21:37:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cingularmobility.net | ns10a.attdns.net, ns10b.attdns.net, ns10d.attdns.net, ns10c.attdns.net | 4 records |
✅ Authoritative Response
Server:144.160.229.221
NS records: ns10a.attdns.net, ns10b.attdns.net, ns10d.attdns.net, ns10c.attdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cingularmobility.net (unsigned zone)
⏱️ Timing
Total: 234ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns10b.attdns.net, ns10c.attdns.net... |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns0.attdns.net eiss-dns.att.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns10a.attdns.net, ns10b.attdns.net, ns10d.attdns.net...)
Analysis
Name Servers
cingularmobility.net is delegated to five name servers, ns0.attdns.net, ns10a.attdns.net, ns10b.attdns.net and 2 other.
cingularmobility.net at least partially shares name servers with other domains, for instance attlocalonerate.com, 225.70.99.in-addr.arpa, 80.152.69.in-addr.arpa and 2 other.
these name servers are often used together with the name servers ns10d.attdns.net, ns0.attdns.com and ns10c.attdns.net.
The host names ns0.attdns.net, ns10a.attdns.net, ns10b.attdns.net, ns10c.attdns.net, ns10d.attdns.net each point to one IP number: 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. ns10c.attdns.net points to 144.160.112.19. ns10d.attdns.net points to 144.160.128.159.