yellowtechnologies.com - robtex.com

yellowtechnologies.com

DNSSEC⚠️ Not signed
A143.244.72.100🇺🇸 YELLOW-KCGO143.244.72.0/24
PTRyrcw.com
NSdbru.br.ns.els-gms.att.net ⭐
A2001:1890:1ff:9f0:68:94:156:134🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC
PTRdbru.br.ns.els-gms.att.net
A68.94.156.134🇺🇸 AS701868.88.0.0/13 ARIN Allocation SBC Internet Services
PTRdbru.br.ns.els-gms.att.net
NSdmtu.mt.ns.els-gms.att.net
A2001:1890:1ff:9f1:99:99:99:134🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC
PTRdmtu.mt.ns.els-gms.att.net
A99.99.99.134🇺🇸 AS701899.96.0.0/13 AT&T Enterprises, LLC
PTRdmtu.mt.ns.els-gms.att.net
NSdns1.p07.nsone.net ⚠️ Not in zone NS records
A2620:4d:4000:6259:7:7:0:1🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48
PTRdns1.p07.nsone.net
A198.51.44.7🇺🇸 NSONE198.51.44.0/24 198.51.44.0
PTRdns1.p07.nsone.net
NSdns2.p07.nsone.net ⚠️ Not in zone NS records
A2a00:edc0:6259:7:7::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns2.p07.nsone.net
A198.51.45.7🇺🇸 NSONE198.51.45.0/24 198.51.45.0
PTRdns2.p07.nsone.net
NSdns3.p07.nsone.net ⚠️ Not in zone NS records
A2620:4d:4000:6259:7:7:0:3🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48
PTRdns3.p07.nsone.net
A198.51.44.71🇺🇸 NSONE198.51.44.0/24 198.51.44.0
PTRdns3.p07.nsone.net
NSdns4.p07.nsone.net ⚠️ Not in zone NS records
A2a00:edc0:6259:7:7::4🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns4.p07.nsone.net
A198.51.45.71🇺🇸 NSONE198.51.45.0/24 198.51.45.0
PTRdns4.p07.nsone.net
MXosmtp01.yrcw.com ⭐
A143.244.72.135🇺🇸 YELLOW-KCGO143.244.72.0/24
PTRosmtp01.yrcw.com
MXosmtp02.yrcw.com ⭐
A143.244.72.134🇺🇸 YELLOW-KCGO143.244.72.0/24
PTRosmtp02.yrcw.com
SOAdbru.br.ns.els-gms.att.netrm-hostmaster@ems.att.com serial=3

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777182256

Subdomains

www.yellowtechnologies.com

Same first word

yellowtechnologies.com

DNS History

13 records (9 active, 4 former)

20162017201820192020202120222023202420252026NSdbru.br.ns.els-gms.att.netdmtu.mt.ns.els-gms.att.netdns1.p07.nsone.netdns2.p07.nsone.netdns3.p07.nsone.netdns4.p07.nsone.netns1.p07.dynect.netns2.p07.dynect.netns3.p07.dynect.netns4.p07.dynect.netMXosmtp01.yrcw.comosmtp02.yrcw.comA143.244.72.100
●NSdbru.br.ns.els-gms.att.net2026-04-10 → 2026-04-26 · 3 obs
○ 2017-07-11 23:41:46
● 2026-04-10 21:51:34
● 2026-04-26 05:48:42
●NSdmtu.mt.ns.els-gms.att.net2026-04-10 → 2026-04-26 · 3 obs
○ 2017-07-11 23:41:46
● 2026-04-10 21:51:34
● 2026-04-26 05:48:42
●NSdns1.p07.nsone.net2026-04-10 → 2026-04-26 · 3 obs
○ 2017-07-11 23:41:46
● 2026-04-10 21:51:34
● 2026-04-26 05:48:42
●NSdns2.p07.nsone.net2026-04-10 → 2026-04-26 · 3 obs
○ 2017-07-11 23:41:46
● 2026-04-10 21:51:34
● 2026-04-26 05:48:42
●NSdns3.p07.nsone.net2026-04-10 → 2026-04-26 · 3 obs
○ 2017-07-11 23:41:46
● 2026-04-10 21:51:34
● 2026-04-26 05:48:42
●NSdns4.p07.nsone.net2026-04-10 → 2026-04-26 · 3 obs
○ 2017-07-11 23:41:46
● 2026-04-10 21:51:34
● 2026-04-26 05:48:42
○NSns1.p07.dynect.net2015-08-23 → 2017-07-11 · 4 obs
● 2015-08-23 14:19:08
● 2017-07-11 23:41:46
○ 2026-04-10 21:51:34
○ 2026-04-26 05:48:42
○NSns2.p07.dynect.net2015-08-23 → 2017-07-11 · 4 obs
● 2015-08-23 14:19:08
● 2017-07-11 23:41:46
○ 2026-04-10 21:51:34
○ 2026-04-26 05:48:42
○NSns3.p07.dynect.net2015-08-23 → 2017-07-11 · 4 obs
● 2015-08-23 14:19:08
● 2017-07-11 23:41:46
○ 2026-04-10 21:51:34
○ 2026-04-26 05:48:42
○NSns4.p07.dynect.net2015-08-23 → 2017-07-11 · 4 obs
● 2015-08-23 14:19:08
● 2017-07-11 23:41:46
○ 2026-04-10 21:51:34
○ 2026-04-26 05:48:42
●MXosmtp01.yrcw.com2015-08-23 → 2026-04-26 · 2 obs
● 2015-08-23 14:19:08
● 2026-04-26 05:48:42
●MXosmtp02.yrcw.com2015-08-23 → 2026-04-26 · 2 obs
● 2015-08-23 14:19:08
● 2026-04-26 05:48:42
●A143.244.72.1002015-08-23 → 2026-04-26 · 2 obs
● 2015-08-23 14:19:08
● 2026-04-26 05:48:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
yellowtechnologies.comdbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, dns1.p07.nsone.net, dns2.p07.nsone.net...-

✅ Authoritative Response

Server:198.51.45.7

NS records: dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, dns1.p07.nsone.net, dns2.p07.nsone.net, dns3.p07.nsone.net, dns4.p07.nsone.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yellowtechnologies.com (unsigned zone)

⏱️ Timing

Total: 484ms | Queries: -

📄 Records

TypeCountSample Data
A1143.244.72.100
NS2dmtu.mt.ns.els-gms.att.net, dbru.br.ns.els-gms.att.net
MX2osmtp01.yrcw.com (pri: 3), osmtp02.yrcw.com (pri: 3)
SOA1dbru.br.ns.els-gms.att.net rm-hostmaster

Analysis

Hierarchy

yellowtechnologies.com is the parent of www.yellowtechnologies.com.

IP Addresses

yellowtechnologies.com points to IP number 143.244.72.100.

For instance, other host names yrcreg.com, reddawayregional.com, yrcw.com, www.yrcfreight.com and newpenn.com share IP numbers with yellowtechnologies.com.

Name Servers

yellowtechnologies.com is delegated to six name servers: dns1.p07.nsone.net, dns2.p07.nsone.net, dns3.p07.nsone.net, dns4.p07.nsone.net, dbru.br.ns.els-gms.att.net and dmtu.mt.ns.els-gms.att.net.

yellowtechnologies.com shares name servers with other domains at least partially, for example nationalblacktheatre.org, artofalyx.com, romaingle.com, mybespokeevent.com and pillarco.com.

these name servers are often used with the following: ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com, dns1.p01.nsone.net, cmtu.mt.ns.els-gms.att.net, cbru.br.ns.els-gms.att.net, ns1.p201.dns.oraclecloud.net, ns2.p201.dns.oraclecloud.net and dns3.carnival.com.

Host names with two IPs:

dns1.p07.nsone.net ->2620:4d:4000:6259:7:7:0:1 and 198.51.44.7

dns2.p07.nsone.net ->2a00:edc0:6259:7:7::2 and 198.51.45.7

dns3.p07.nsone.net ->2620:4d:4000:6259:7:7:0:3 and 198.51.44.71

dns4.p07.nsone.net ->2a00:edc0:6259:7:7::4 and 198.51.45.71

dbru.br.ns.els-gms.att.net ->2001:1890:1ff:9f0:68:94:156:134 and 68.94.156.134

dmtu.mt.ns.els-gms.att.net ->2001:1890:1ff:9f1:99:99:99:134 and 99.99.99.134

Mail Servers

Two mail servers osmtp01.yrcw.com and osmtp02.yrcw.com handle yellowtechnologies.com.

yellowtechnologies.com shares the same mail server setup as other domains, for instance yellowfreight.com, usfdugan.com, usfreightways.com, usfnet.com and yellowservices.com.

Host names with one IP number:

osmtp01.yrcw.com points to: 143.244.72.135.

osmtp02.yrcw.com points to: 143.244.72.134.