`attlaboratories.com`

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

`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.net`nstld@verisign-grs.com serial=1778662656

Same first word

attlaboratories.org

attlaboratories.com

attlaboratories.net

DNS History

9 records (7 active, 2 former)

●NSns0.attdns.net2015-05-22 → 2026-05-13 · 3 obs

○ 2007-11-12 21:21:42
● 2015-05-22 23:11:26
● 2026-05-13 09:19:02

●NSns10a.attdns.net2007-11-12 → 2026-05-13 · 2 obs

● 2007-11-12 21:21:42
● 2026-05-13 09:19:02

●NSns10b.attdns.net2007-11-12 → 2026-05-13 · 2 obs

● 2007-11-12 21:21:42
● 2026-05-13 09:19:02

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

○ 2026-02-15 11:40:06
● 2026-04-20 17:31:50
● 2026-05-13 09:19:02

●NSns10d.attdns.net2026-02-15 → 2026-05-13 · 3 obs

○ 2015-05-22 23:11:26
● 2026-02-15 11:40:06
● 2026-05-13 09:19:02

○A144.160.103.792007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 21:21:42
○ 2015-05-22 23:11:26
○ 2026-05-13 09:19:02

○A144.160.134.612007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 21:21:42
○ 2015-05-22 23:11:26
○ 2026-05-13 09:19:02

●A144.160.155.432015-05-22 → 2026-05-13 · 3 obs

○ 2007-11-12 21:21:42
● 2015-05-22 23:11:26
● 2026-05-13 09:19:02

●A144.160.36.422015-05-22 → 2026-05-13 · 3 obs

○ 2007-11-12 21:21:42
● 2015-05-22 23:11:26
● 2026-05-13 09:19:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net...	-
attlaboratories.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 attlaboratories.com (unsigned zone)

⏱️ Timing

Total: 527ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`144.160.36.42, 144.160.155.43`
NS	4	`ns10c.attdns.net, ns10d.attdns.net...`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns0.attdns.net eiss-dns.att.com`

Analysis

IP Addresses

attlaboratories.com points to two IPs: 144.160.36.42 and 144.160.155.43.

Other host names, for instance att-corporation.org, att-internetservices.net, atandt.org, attinternet.com and att-international.net share IP numbers with attlaboratories.com.

Name Servers

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

attlaboratories.com at least partially shares name servers with other domains such as 174.10.99.in-addr.arpa, 240.194.108.in-addr.arpa, atttwireless.biz, uversejupiter.com and 112.232.162.in-addr.arpa.

these name servers are commonly used 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.com - robtex.com