att.ca - robtex.com
att.ca
| 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 ⚠️ Not in parent delegation | ||||||
| A | 144.160.112.19🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc. | ||||||
| PTR | ns10c.attdns.net | ||||||
| NS | ns10d.attdns.net ⚠️ Not in parent delegation | ||||||
| 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 | ||||||
ca
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | prd-czp-05.corp.cira.ca ⭐ | ||||||
| NS | any.ca-servers.ca | ||||||
| NS | c.ca-servers.ca | ||||||
| NS | d.ca-servers.ca | ||||||
| NS | j.ca-servers.ca | ||||||
| SOA | prd-czp-05.corp.cira.caadmin-dns@cira.ca serial=2604231100 | ||||||
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSns0.attdns.net2015-08-20 → 2026-04-23 · 2 obs
● 2026-04-23 11:44:58
●NSns10a.attdns.net2015-08-20 → 2026-04-23 · 2 obs
● 2026-04-23 11:44:58
●NSns10b.attdns.net2015-08-20 → 2026-04-23 · 2 obs
● 2026-04-23 11:44:58
●NSns10c.attdns.net2026-04-23 → 2026-04-23 · 3 obs
● 2026-04-23 04:31:00
● 2026-04-23 11:44:58
●NSns10d.attdns.net2026-02-18 → 2026-04-23 · 3 obs
● 2026-02-18 09:55:54
● 2026-04-23 11:44:58
○MX.2026-02-18 → 2026-04-23 · 2 obs
○ 2026-04-23 11:44:58
○A144.160.155.532015-08-20 → 2018-04-05 · 4 obs
● 2018-04-05 02:38:46
○ 2026-02-18 09:55:54
○ 2026-04-23 11:44:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ca | d.ca-servers.ca, c.ca-servers.ca, any.ca-servers.ca, j.ca-servers.ca | - |
| att.ca | ns10a.attdns.net, ns10b.attdns.net | - |
✅ Authoritative Response
Server:144.160.229.221
NS records: ns10a.attdns.net, ns10b.attdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for att.ca (unsigned zone)
⏱️ Timing
Total: 942ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns10c.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.ca is delegated to five name servers: ns0.attdns.net, ns10a.attdns.net, ns10b.attdns.net, ns10c.attdns.net and ns10d.attdns.net.
att.ca at least partially shares name servers with other domains, for example 232.208.108.in-addr.arpa, 108.193.108.in-addr.arpa, 223.13.65.in-addr.arpa, sbcu-verse.org and 5.255.108.in-addr.arpa.
these name servers are commonly used alongside ns0.attdns.com name servers.
Host names with 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