Rank #990Updated November 10, 2026
att.com
att.com is registered with CSC Corporate Domains, Inc. since April 25, 1986 (40.5 years). The registration expires on April 26, 2027. Its email security grade is B. Its SSL certificate is issued by DigiCert Inc and is valid for 134 more days.
- Domain age
- 40.5 yrs
- Technologies
- —
- Email security
- B
- SSL days left
- 134
Registration
| Registrar | CSC Corporate Domains, Inc. |
|---|---|
| IANA ID | 299 |
| Registered | April 25, 1986 |
| Expires | April 26, 2027 |
| Updated | April 22, 2026 |
| Status | client transfer prohibited, server delete prohibited, server transfer prohibited, server update prohibited |
| Name servers | a1-187.akam.net, a11-65.akam.net, a2-64.akam.net, a22-67.akam.net, a4-64.akam.net, a5-66.akam.net |
| DNSSEC | Not signed |
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 144.160.155.43 | 281 |
| A | 144.160.36.42 | 281 |
| MX | mxb-00191d01.gslb.pphosted.com 10 | 5723 |
| MX | mxa-00191d01.gslb.pphosted.com 10 | 5723 |
| MX | mx0a-00191d01.pphosted.com 20 | 5723 |
| MX | mx0b-00191d01.pphosted.com 20 | 5723 |
| NS | a1-187.akam.net | 1800 |
| NS | a22-67.akam.net | 1800 |
| NS | a2-64.akam.net | 1800 |
| NS | a5-66.akam.net | 1800 |
| NS | a4-64.akam.net | 1800 |
| NS | a11-65.akam.net | 1800 |
| TXT | docusign=edf26ba5-075c-448c-a7b4-fd68e78606b3 | 14400 |
| TXT | _o7unzg1f3flq9gplgrxiex76xucouzs | 14400 |
| TXT | google-site-verification=61mMnbAFkug5Ga66TxJwJnHrccqsdXgjaYX4Dzh4fg4 | 14400 |
| TXT | 7af66ea0-faa0-4d61-a1ff-7624b9d97465 | 14400 |
| TXT | _nf8m5hisjvxnliy43grrkcxt4775nre | 14400 |
| TXT | v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all | 14400 |
| TXT | BeJQ5GrhdR+RKZkfNVneBsIUT2NVqTZB01Y2FXf2+THpvzgedgBjuxOsk3Ub41a8xwwOOxLu+mJTFDrYINC2nw== | 14400 |
| TXT | 4879c66f-d011-43dc-873c-ce5803b4d5a7 | 14400 |
| TXT | docusign=96684378-d4b4-426b-aa46-f484dcce317e | 14400 |
| TXT | jamf-site-verification=Kzw-u7InjZzANk8Hd_p1Bw | 14400 |
| TXT | docusign=cd78ab12-bff3-4e95-9d5e-40b4a6c64e28 | 14400 |
| TXT | ff43041c-55f9-42c5-8263-b168f015ec68 | 14400 |
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, DigiCert Global G2 TLS RSA SHA256 2020 CA1, DigiCert Inc |
| Expires | March 24, 2027 |
| Days remaining | 134 |
| Protocol | TLSv1.2 |
| Names | att.com, att.net |
Email security
BScore 85/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
- warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
- warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
- goodSPF record found.
- goodSPF ends with ~all: servers you have not listed are marked as suspicious (soft fail).
- goodDMARC policy is reject: mail that fails authentication is blocked.
- goodDMARC aggregate reports are sent to mailto:[email protected].
- goodDKIM keys found (selector: s1, s2).
- good4 MX record(s) found. Mail is handled by Proofpoint.
- goodBIMI record found: supporting inboxes can show your brand logo.
About att.com
Who is the registrar of att.com?
att.com is registered with CSC Corporate Domains, Inc. (IANA ID 299).
When does att.com expire?
The current registration of att.com expires on April 26, 2027. It was first registered on April 25, 1986.
Does att.com protect its email with SPF and DMARC?
att.com scores 85/100 (grade B) for email security. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection. No TLS-RPT record, so you won't hear about failed encrypted deliveries.
What are the name servers of att.com?
att.com uses a1-187.akam.net, a22-67.akam.net, a2-64.akam.net, a5-66.akam.net, a4-64.akam.net, a11-65.akam.net.