# Mail Server on Port 465

The certificate of smtp.gmail.com on port 465 (SMTP over TLS): issued by Google Trust Services WR2.

Source: https://docs.deepinfo.com/reference/lookup/ssl/examples/port-465/

Last updated: 2026-09-24

---
`GET https://api.deepinfo.com/v1/lookup/ssl?target=smtp.gmail.com&port=465`

The certificate of smtp.gmail.com on port 465 (SMTP over TLS): issued by Google Trust Services WR2.

Example 3 of 4 in **Valid Certificates** · [SSL Certificate Examples](/reference/lookup/ssl/examples/) · endpoint: [SSL](/reference/lookup/ssl/)

Tags: `param` `target` · `param` `port` · `value` `smtp.gmail.com` · `value` `465`

Asks for the certificate of `smtp.gmail.com` on port `465`, where mail submission runs over TLS.

`port` selects any port that speaks TLS from the start. The certificate is issued to `smtp.gmail.com` by `WR2` of Google Trust Services, valid from September 4 to November 27, 2026, and `signature.valid` is `true`.

## Request

| Parameter | In | Value |
|---|---|---|
| `target` | query | `smtp.gmail.com` |
| `port` | query | `465` |

```bash
curl 'https://api.deepinfo.com/v1/lookup/ssl?target=smtp.gmail.com&port=465' \
  -H 'apikey: YOUR_API_KEY' \
  -H 'Accept: application/json'
```

## Response

### 200 · OK

`Content-Type: application/json` · `ratelimit-limit: 100` · `ratelimit-remaining: 97` · `ratelimit-reset: 6` · `x-ratelimit-limit-minute: 100` · `x-ratelimit-remaining-minute: 97` · `deepinfo-request-id: 5f0c6a8e-1b2d-4c3e-9f4a-7b8c9d0e1f2a`

```json
{
  "target": "smtp.gmail.com",
  "port": 465,
  "check_date": "2026-09-24T07:51:55Z",
  "connection_status": "success",
  "parsed": {
    "version": {
      "name": "v3",
      "value": "2"
    },
    "fingerprint_sha1": "9cc6cdd6b36b9e54f9992c609957bdf4291de33d",
    "fingerprint_sha256": "56b68d5383aba040f9fdedd5981c68c7a99b225398ffe1653d72f9f693b3a03a",
    "fingerprint_md5": "89d0bb3cfd504ac66175dfbeda9a52c3",
    "subject": {
      "dn": "CN=smtp.gmail.com",
      "common_name": "smtp.gmail.com",
      "country_name": null,
      "locality": null,
      "organization": null,
      "organizational_unit": null,
      "state": null
    },
    "signature": {
      "value": "P+xy1sG3SlNGsDa0Sss6UdrnRLay6VHVeuEx27+Tb9tMIi6Bn374KkhmziV6YKlY/VDTsDW2Zr36MzEBvXDvhrGCPt73S7NU6/B0eJ5AAtvyLA5K8f5q7hiX/lon+4A9TUhguvF/XS77uR/8E4UZehZED/a6mXumaKKodKR9Myqc1dI6W7mnWdM7I8iNryz7DM41hGhpdwkNdwfqBFEWqdRJ2F5b0/w8LEehUQL1jfnHozenQRt5PctYZJeSLEKdqQdEAeY+zPwn+9NH3q45Pn8fAJCtw7wzL5Pueyy3sd+Zq5j1vn9nuao8Als6NwUgL+d/QfmOlklqZviog7GtKg==",
      "self_signed": false,
      "valid": true,
      "valid_chain": true,
      "invalid_reason": null,
      "signature_algorithm": {
        "oid": "1.2.840.113549.1.1.11",
        "name": "sha256"
      }
    },
    "validity": {
      "start": "2026-09-04T08:06:06Z",
      "length": 7257599,
      "end": "2026-11-27T08:06:05Z"
    },
    "issuer": {
      "dn": "CN=WR2,O=Google Trust Services,C=US",
      "common_name": "WR2",
      "country_name": "US",
      "locality": null,
      "organization": "Google Trust Services",
      "organizational_unit": null,
      "state": null
    },
    "extensions": {
      "key_usage": {
        "digital_signature": true,
        "content_commitment": false,
        "key_agreement": false,
        "data_encipherment": false,
        "key_encipherment": false,
        "key_cert_sign": false,
        "crl_sign": false
      },
      "extended_key_usage": {
        "server_auth": true
      },
      "basic_constraints": {
        "is_ca": false
      },
      "subject_key_identifier": {
        "digest": "sdI25h/MaZierXIaGQUwC/Zw7ws="
      },
      "authority_key_identifier": {
        "key_identifier": "3hse7XkV1D43JMMhu+w0OW1CsjA="
      },
      "authority_info_access": {
        "caissuers_urls": "http://i.pki.goog/wr2.crt"
      },
      "subject_alt_name": {
        "dns_names": [
          "smtp.gmail.com"
        ]
      },
      "certificate_policies": [
        "2.23.140.1.2.1"
      ],
      "crl_distribution_points": [
        "http://c.pki.goog/wr2/oQ6nyr8F0m0.crl"
      ],
      "signed_certificate_timestamp": [
        {
          "log_id": "2AlVO5RPev/IFhlvlE+Fq7D4/F6HVSYPFdEucrtFSxQ=",
          "timestamp": 1788512767,
          "version": 0,
          "signature": "MEYCIQCN6WhJVDkoXm3/VdMEeCWeqVYcaHsKzUSGVcWAt/UmywIhAKq7ulJXVRBPUqlCXDsegaKuBqi3QZ8XPh83j8ehX7zU"
        },
        {
          "log_id": "yKPEf8ezrbk1awE/anoSbeM6TkOlxkb5l605dZkdz5o=",
          "timestamp": 1788512767,
          "version": 0,
          "signature": "MEUCIQCkqvu8qdIVxY4XOc1n1NA5Q2k0yPJ41ezI2EgOYmgVsAIgKrBXd4RYNcl1j0itwrQqkNuVA+GWmG3xpUegY4hMfUA="
        }
      ],
      "other_extensions": []
    },
    "serial_number": "246349298764636428579241512019471000134",
    "tbs_fingerprint": "849975163bd97ccc894d28d6447f1d35a602f18b68f75d85163ae712cca0f17c",
    "subject_key_info": {
      "fingerprint": {
        "hash_algorithm_name": "sha256",
        "value": "56b68d5383aba040f9fdedd5981c68c7a99b225398ffe1653d72f9f693b3a03a"
      },
      "key_algorithm": {
        "name": "ECDSA"
      },
      "ecdsa_public_key": {
        "length": "256",
        "x": "30307904854355130348630844051685995693209584004121285659339559419990873477868",
        "y": "51849704149115434465019893578704850223929266228159612295192606662239014631012"
      }
    },
    "has_expired": false,
    "fqdn_list": [
      "smtp.gmail.com"
    ]
  },
  "certificate": "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",
  "parse_errors": []
}
```

## Related Examples

- [A Port Without TLS](/reference/lookup/ssl/examples/no-tls-on-port/)
- [Certificate Served on an IP Address](/reference/lookup/ssl/examples/ip-address/)
- [An Elliptic Curve (ECDSA) Key](/reference/lookup/ssl/examples/ecdsa-key/)
- [Certificate of a Domain](/reference/lookup/ssl/examples/domain/)
- [An Expired Certificate](/reference/lookup/ssl/examples/expired/)
- [A Self-Signed Certificate](/reference/lookup/ssl/examples/self-signed/)