b2bsdse.att.com - robtex.com
b2bsdse.att.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 144.160.107.86🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc. | ||||||
| NS | gslb1c.attdns.com ⚠️ Not in zone NS records | ||||||
| A | 135.209.156.17🇺🇸 AS797135.209.156.0/24 | ||||||
| PTR | gslb1c.attdns.com | ||||||
| NS | gslb2c.attdns.com ⚠️ Not in zone NS records | ||||||
| A | 144.160.215.254🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc. | ||||||
| PTR | gslb2c.attdns.com | ||||||
| NS | gslb3c.attdns.com ⚠️ Not in zone NS records | ||||||
| A | 170.35.215.82🇺🇸 AS797170.35.208.0/20 | ||||||
| PTR | gslb3c.attdns.com | ||||||
att.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 144.160.36.42🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc. | ||||||
| A | 144.160.155.43🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc. | ||||||
| NS | ns0.attdns.com ⭐ | ||||||
| NS | a1-187.akam.net | ||||||
| NS | a11-65.akam.net | ||||||
| NS | a2-64.akam.net | ||||||
| NS | a22-67.akam.net | ||||||
| NS | a4-64.akam.net | ||||||
| NS | a5-66.akam.net | ||||||
| MX | mx0a-00191d01.pphosted.com ⭐ | ||||||
| MX | mx0b-00191d01.pphosted.com ⭐ | ||||||
| TXT | smartsheet-site-validation=WTesoI8BTRnVCtpax7RXsu095_-01e-g | ||||||
| TXT | 7af66ea0-faa0-4d61-a1ff-7624b9d97465 | ||||||
| TXT | docker-verification=232baaa1-27ce-477a-a437-abe005244414 | ||||||
| TXT | onetrust-domain-verification=8ec279170ab14b708f0330e786a9619e | ||||||
| TXT | Dynatrace-site-verification=26243c34-7393-4498-bfcd-7a0cc073ef06__limahdkrv1b... | ||||||
| TXT | safebreach-domain-verification=87a47aa8-9dcf-4fc6-a0dc-645f6d8f16b7 | ||||||
| TXT | _nf8m5hisjvxnliy43grrkcxt4775nre | ||||||
| TXT | docusign=96684378-d4b4-426b-aa46-f484dcce317e | ||||||
| TXT | box-domain-verification=73b38eccd6cf3094f59070cc1471ea94d8c8a433f4e6808d99034... | ||||||
| TXT | jamf-site-verification=Kzw-u7InjZzANk8Hd_p1Bw | ||||||
| TXT | formstack-domain-verification=179e16ba598bd6f0b295bc7de613ba7c | ||||||
| TXT | mongodb-site-verification=XeRo7LCGNcMSCGuvCKB6RHi7fZwUjRIW | ||||||
| TXT | google-site-verification=61mMnbAFkug5Ga66TxJwJnHrccqsdXgjaYX4Dzh4fg4 | ||||||
| TXT | docusign=cd78ab12-bff3-4e95-9d5e-40b4a6c64e28 | ||||||
| TXT | _o7unzg1f3flq9gplgrxiex76xucouzs | ||||||
| TXT | BeJQ5GrhdR+RKZkfNVneBsIUT2NVqTZB01Y2FXf2+THpvzgedgBjuxOsk3Ub41a8xwwOOxLu+mJTF... | ||||||
| TXT | MS=ms45660825 | ||||||
| TXT | docusign=edf26ba5-075c-448c-a7b4-fd68e78606b3 | ||||||
| TXT | bv-domain-verification=38433e129a5a4d49af430708b3d204a9ccdc03e981b1773fb2ad2b... | ||||||
| TXT | figma-domain-verification=3818f0fcaa32c5ce227b1121b999753e8708a904218ffd80578... | ||||||
| TXT | _lf5ez32jnsfjm9iqdgwqkvmtxmni1bv | ||||||
| TXT | twilio-domain-verification=b527bfa6770ac367fc9912a1caa06323 | ||||||
| TXT | smartsheet-site-validation=YXtB3id9XhZfupfHmACXFew-Tegm1G_p | ||||||
| TXT | atlassian-domain-verification=sKDPLDFqqK6UKBe8hXqLj7n47sRNeN4C0TLWOyJI9jhbsY0... | ||||||
| TXT | _pvc1rwav561hkrmdq14aycsq5pps8xi | ||||||
| TXT | google-site-verification=_tbHFE4ZquVgPnU4yn9c8mM4AwjDcnyvHYpUyY9W9A0 | ||||||
| TXT | jamf-site-verification=UPRluCUJKO0tlsh28talrg | ||||||
| TXT | google-site-verification=GfKQDZJmtFjAfLwMo0CpJSgUgQ14s6EGeH8btHERCzY | ||||||
| TXT | v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all | ||||||
| TXT | mixpanel-domain-verify=29364abe-5921-4f15-b1f9-92c168b99888 | ||||||
| TXT | docusign=7c207f4f-1463-48ab-8a42-401d5a790153 | ||||||
| TXT | 2a35e1cb-656a-4618-b343-cb814065d867 | ||||||
| TXT | postman-domain-verification=feeae2e09f081a0e723f0c57fe50bfc708665e79e72cffbf5... | ||||||
| TXT | asv=811eb48ffe1a2bd2ca5ba9d4bc7d9737 | ||||||
| TXT | TXT=apple-domain-verification=qvUUeo4rzNYBawy1GneDePGHTd_5bbfaFla5mf1Rql8 | ||||||
| TXT | 4879c66f-d011-43dc-873c-ce5803b4d5a7 | ||||||
| TXT | google-site-verification=TDlxuIuUQhu-wSUgoz8Tuvpeevqqo4Kge7S-EJFFzrA | ||||||
| TXT | jamf-site-verification=g-kOVDxo7U0trPWTXbALxg | ||||||
| TXT | paloaltonetworks-site-verification=7b609d2323474fad0529ed82de1c57e250820f838c... | ||||||
| TXT | cisco-ci-domain-verification=3d21883a6bafd629173aea778e9e524288c5b6d037f0c3d6... | ||||||
| TXT | canva-site-verification=xZkTnltkjuFr7azCq9432w | ||||||
| TXT | flexera-domain-verification-imnjnkcqfpmvinpy | ||||||
| TXT | censys-domain-verification=78kpf_YXBG6iZmORvVAIMSeoT9qA_Abl2TQ1NQ5BmvI2 | ||||||
| TXT | google-site-verification=aEiNNWvbfCYfvmE1MB5FDlfTOXscCUfCQSBf5BsZnFQ | ||||||
| TXT | Dynatrace-site-verification=3ff882c3-ce12-4bdd-854f-c18fdfce82c2__j2sdcrg6o0f... | ||||||
| TXT | Dynatrace-site-verification=782efa98-fcb0-4599-9392-282c3417bb85__mh2ditpbjlp... | ||||||
| TXT | apple-domain-verification=qvUUeo4rzNYBawy1GneDePGHTd_5bbfaFla5mf1Rql8 | ||||||
| TXT | hcp-domain-verification=25fbb0ef8d96ac4f31233dc30aabe5c5ac473f766bc5e1095ddf3... | ||||||
| TXT | ff43041c-55f9-42c5-8263-b168f015ec68 | ||||||
| TXT | smartsheet-site-validation=xn6t8IWievWUEBY9LJQzhTPfVsa5dWTk | ||||||
| TXT | smartsheet-site-validation=p-TbLkF_n2KWTVSks3oGAlqmEY11P06i | ||||||
| SOA | ns0.attdns.comeiss-dns@att.com 2026-05-10 #1 | ||||||
rank #888 globally
rank #491 in the tld
This domain name "att.com" is associated with AT&T Inc., an American multinational conglomerate holding company. AT&T is one of the world's largest telecommunications companies and the largest provider of mobile telephone services in the U.S. The domain is primarily used for their official website where they offer details about their services, products, customer support, and more.WOT: SAFE (92/100)
📈 Tranco rank: #1,462
Similar names
DNS History
6 records (4 active, 2 former)
●NSgslb1c.attdns.com2026-03-24 → 2026-05-11 · 2 obs
● 2026-03-24 09:29:24
● 2026-05-11 04:12:14
● 2026-05-11 04:12:14
●NSgslb2c.attdns.com2026-03-24 → 2026-05-11 · 2 obs
● 2026-03-24 09:29:24
● 2026-05-11 04:12:14
● 2026-05-11 04:12:14
●NSgslb3c.attdns.com2026-03-24 → 2026-05-11 · 2 obs
● 2026-03-24 09:29:24
● 2026-05-11 04:12:14
● 2026-05-11 04:12:14
●A144.160.107.862026-05-11 → 2026-05-11 · 3 obs
○ 2026-03-24 09:29:24
● 2026-05-11 04:12:12
● 2026-05-11 04:12:14
● 2026-05-11 04:12:12
● 2026-05-11 04:12:14
○A144.160.241.2152019-12-13 → 2019-12-13 · 3 obs
● 2019-12-13 14:29:48
○ 2026-03-24 09:29:24
○ 2026-05-11 04:12:14
○ 2026-03-24 09:29:24
○ 2026-05-11 04:12:14
○A144.160.29.1032026-03-24 → 2026-03-24 · 4 obs
○ 2019-12-13 14:29:48
● 2026-03-24 09:29:24
○ 2026-05-11 04:12:12
○ 2026-05-11 04:12:14
● 2026-03-24 09:29:24
○ 2026-05-11 04:12:12
○ 2026-05-11 04:12:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| att.com | a5-66.akam.net, a22-67.akam.net, a11-65.akam.net, a2-64.akam.net... | - |
| b2bsdse.att.com | gslb2c.attdns.com, gslb1c.attdns.com, gslb3c.attdns.com | - |
✅ Authoritative Response
Server:135.209.156.17
NS records: gslb2c.attdns.com, gslb1c.attdns.com, gslb3c.attdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for att.com (unsigned zone)
⏱️ Timing
Total: 1709ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.160.29.103 |
Analysis
IP Addresses
b2bsdse.att.com points to a single IP: 144.160.107.86.
Name Servers
b2bsdse.att.com is delegated to three name servers: gslb1c.attdns.com, gslb2c.attdns.com and gslb3c.attdns.com.
b2bsdse.att.com partially shares name servers with other domains; examples include snapshot.att.com, csi-wa-ext.att.com, ditrex-delta.att.com, b2bsae.att.com and mim.cingular.com.
Host names with one IP number:
Host gslb1c.attdns.com points to 135.209.156.17.
Host gslb2c.attdns.com points to 144.160.215.254.
Host gslb3c.attdns.com points to 170.35.215.82.