`attlaboratories.net`

DNSSEC	⚠️ Not signed
A	144.160.36.42^{🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.}
		PTR	`att.com`
		PTR	`att.net`
		PTR	`my.atttest.com`
A	144.160.155.43^{🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.}
NS	`ns0.attdns.net` ⭐
		A	172.29.0.1^{UNSPECIFIED160.0.0.0/3}
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`
		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.net`eiss-dns@att.com 2011-12-06 #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.net`nstld@verisign-grs.com serial=1778659426

Same first word

attlaboratories.org

attlaboratories.com

attlaboratories.net

DNS History

7 records (7 active, 0 former)

●NSns0.attdns.net2015-06-28 → 2026-05-13 · 2 obs

● 2015-06-28 02:16:58
● 2026-05-13 08:24:40

●NSns10a.attdns.net2015-06-28 → 2026-05-13 · 2 obs

● 2015-06-28 02:16:58
● 2026-05-13 08:24:40

●NSns10b.attdns.net2015-06-28 → 2026-05-13 · 2 obs

● 2015-06-28 02:16:58
● 2026-05-13 08:24:40

●NSns10c.attdns.net2026-04-20 → 2026-05-13 · 3 obs

○ 2026-02-24 04:00:26
● 2026-04-20 17:31:50
● 2026-05-13 08:24:40

●NSns10d.attdns.net2026-02-24 → 2026-05-13 · 3 obs

○ 2015-06-28 02:16:58
● 2026-02-24 04:00:26
● 2026-05-13 08:24:40

●A144.160.155.432015-06-28 → 2026-05-13 · 2 obs

● 2015-06-28 02:16:58
● 2026-05-13 08:24:40

●A144.160.36.422015-06-28 → 2026-05-13 · 2 obs

● 2015-06-28 02:16:58
● 2026-05-13 08:24:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
attlaboratories.net	ns10a.attdns.net, ns10b.attdns.net, ns10d.attdns.net	3 records

✅ Authoritative Response

Server:144.160.229.221

NS records: ns10a.attdns.net, ns10b.attdns.net, ns10d.attdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for attlaboratories.net (unsigned zone)

⏱️ Timing

Total: 240ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`144.160.155.43, 144.160.36.42`
NS	4	`ns10a.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: 3

Out-of-bailiwick: 3 (ns10a.attdns.net, ns10b.attdns.net, ns10d.attdns.net)

Analysis

IP Addresses

attlaboratories.net points to two IP numbers: 144.160.36.42 and 144.160.155.43.

Other host names such as attdirectdigital.com, 1800callatt.info, attinternetservice.net, attlatino.net and atandttv.com share IPs with attlaboratories.net.

Name Servers

attlaboratories.net is delegated to five name servers: ns0.attdns.net, ns10a.attdns.net, ns10b.attdns.net, ns10c.attdns.net and ns10d.attdns.net.

attlaboratories.net at least partially shares name servers with other domains, for instance 210.220.76.in-addr.arpa, 2.192.162.in-addr.arpa, 219.247.76.in-addr.arpa, 150.195.108.in-addr.arpa and 145.62.99.in-addr.arpa.

these name servers are often used in conjunction with the name servers ns0.attdns.com.

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.

attlaboratories.net - robtex.com