Website

The front page of smtp.com
Captured
Answer
200 OKin 455 ms
Ends at
https://www.smtp.com
Redirects
  • https://smtp.com/ (301)
Title
SMTP Email Delivery & Transactional Email API | SMTP.com
Server
cloudflare
Protocols
HTTP/2, HTTP/3
Certificate
Sectigo Limited (Sectigo Public Server Authentication CA OV R36) for *.smtp.com and smtp.com, valid until
www
Answers itself (200 OK)

DNS records

NameTypeValueTTL
smtp.comA1 min
smtp.comMX1 hour
smtp.comNS1 hour
smtp.comTXT
  • adobe-idp-site-verification=cd8dab640ab786a9457c8757f4188cd682dd687a694d1d9c251e9ef54140a0ec
  • anthropic-domain-verification-a7dhhv=HKS33lCsBblqIuk9izpBfsrUP
  • atlassian-domain-verification=QUsZX4LdPWTYZgx09JhShFot27EJnUl/5CyxXFsiGebXl2QD8Fh3zzfkYZJe42Ic
  • ca3-45a37e403e924bf79c5654db77de6e40
  • docusign=e502a075-c396-4062-9cf3-04d746be78d4
  • google-site-verification=ro696-ZtDw4t7zojvY0Bn6J_vHGC8cspSNr87MvQK2I
  • google-site-verification=yx_3sNZXSJJmoeSRx-2KgKtY3QigPtgnlNxJHMfyhxo
  • pendo-domain-verification=503f668d-eeb7-4984-af1f-356cb1abc443
  • stripe-verification=51BEF67C3B1EF40AC20D9413296F7414370646A39E58673F790CA9D173A95E93
  • v=spf1 include:_spf.smtp.com include:_spf.google.com include:_qaspf.smtp.com ~all
  • workplace-domain-verification=1C1x1SPucfNn1Fr3TGnq5S4CkW6d2K
  • yahoo-verification-key=Utle3fUFirQWcjoayIFnRNI9Ze5xeLkJVHGiM4SDDOQ=
5 min
smtp.comSOA15 min
www.smtp.comA10 min
_dmarc.smtp.comTXT5 min
smtp.comCAANone: any certificate authority may issue for this name

As ns-735.awsdns-27.net answers them

Reputation

Domain blocklists

  • Spamhaus DBL Not listed
  • SURBL Not listed
  • URIBL Not listed

Rankings

33,427 Tranco rank up from 38,006 on 2026-09-14
5.61Open PageRank, out of 10
90,198Open PageRank position
232Referring domains

From Tranco and Open PageRank

WHOIS

Domain Name: SMTP.COM
   Registry Domain ID: 335040_DOMAIN_COM-VRSN
   Registrar WHOIS Server: whois.corporatedomains.com
   Registrar URL: http://cscdbs.com
   Updated Date: 2021-09-10T22:46:31Z
   Creation Date: 1996-01-13T05:00:00Z
   Registry Expiry Date: 2029-08-20T11:59:59Z
   Registrar: CSC Corporate Domains, Inc.
   Registrar IANA ID: 299
   Registrar Abuse Contact Email: domainabuse@cscglobal.com
   Registrar Abuse Contact Phone: 8887802723
   Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
   Name Server: NS-1304.AWSDNS-35.ORG
   Name Server: NS-1999.AWSDNS-57.CO.UK
   Name Server: NS-5.AWSDNS-00.COM
   Name Server: NS-735.AWSDNS-27.NET
   DNSSEC: unsigned
   URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2026-10-25T01:05:57Z <<<

For more information on Whois status codes, please visit https://icann.org/epp

NOTICE: The expiration date displayed in this record is the date the
registrar's sponsorship of the domain name registration in the registry is
currently set to expire. This date does not necessarily reflect the expiration
date of the domain name registrant's agreement with the sponsoring
registrar.  Users may consult the sponsoring registrar's Whois database to
view the registrar's reported date of expiration for this registration.

TERMS OF USE: You are not authorized to access or query our Whois
database through the use of electronic processes that are high-volume and
automated except as reasonably necessary to register domain names or
modify existing registrations; the Data in VeriSign Global Registry
Services' ("VeriSign") Whois database is provided by VeriSign for
information purposes only, and to assist persons in obtaining information
about or related to a domain name registration record. VeriSign does not
guarantee its accuracy. By submitting a Whois query, you agree to abide
by the following terms of use: You agree that you may use this Data only
for lawful purposes and that under no circumstances will you use this Data
to: (1) allow, enable, or otherwise support the transmission of mass
unsolicited, commercial advertising or solicitations via e-mail, telephone,
or facsimile; or (2) enable high volume, automated, electronic processes
that apply to VeriSign (or its computer systems). The compilation,
repackaging, dissemination or other use of this Data is expressly
prohibited without the prior written consent of VeriSign. You agree not to
use electronic processes that are automated and high-volume to access or
query the Whois database except as reasonably necessary to register
domain names or modify existing registrations. VeriSign reserves the right
to restrict your access to the Whois database in its sole discretion to ensure
operational stability.  VeriSign may restrict or terminate your access to the
Whois database for failure to abide by these terms of use. VeriSign
reserves the right to modify these terms at any time.

The Registry database contains ONLY .COM, .NET, .EDU domains and
Registrars.

RDAP

From https://rdap.verisign.com/com/v1/domain/smtp.com

Show the RDAP record
{
  "objectClassName": "domain",
  "handle": "335040_DOMAIN_COM-VRSN",
  "ldhName": "SMTP.COM",
  "links": [
    {
      "value": "https:\/\/rdap.verisign.com\/com\/v1\/domain\/smtp.com",
      "rel": "self",
      "href": "https:\/\/rdap.verisign.com\/com\/v1\/domain\/smtp.com",
      "type": "application\/rdap+json"
    },
    {
      "value": "https:\/\/rdap.verisign.com\/com\/v1\/domain\/smtp.com",
      "rel": "related",
      "href": "https:\/\/rdap.cscglobal.com\/dbs\/rdap-api\/v1\/domain\/SMTP.COM",
      "type": "application\/rdap+json"
    }
  ],
  "status": [
    "client transfer prohibited"
  ],
  "entities": [
    {
      "objectClassName": "entity",
      "handle": "299",
      "roles": [
        "registrar"
      ],
      "links": [
        {
          "href": "http:\/\/cscdbs.com",
          "type": "text\/html",
          "value": "https:\/\/rdap.cscglobal.com\/dbs\/rdap-api\/v1\/",
          "rel": "about"
        }
      ],
      "publicIds": [
        {
          "type": "IANA Registrar ID",
          "identifier": "299"
        }
      ],
      "vcardArray": [
        "vcard",
        [
          [
            "version",
            {},
            "text",
            "4.0"
          ],
          [
            "fn",
            {},
            "text",
            "CSC Corporate Domains, Inc."
          ]
        ]
      ],
      "entities": [
        {
          "objectClassName": "entity",
          "roles": [
            "abuse"
          ],
          "vcardArray": [
            "vcard",
            [
              [
                "version",
                {},
                "text",
                "4.0"
              ],
              [
                "fn",
                {},
                "text",
                ""
              ],
              [
                "tel",
                {
                  "type": "voice"
                },
                "uri",
                "tel:8887802723"
              ],
              [
                "email",
                {},
                "text",
                "domainabuse@cscglobal.com"
              ]
            ]
          ]
        }
      ]
    }
  ],
  "events": [
    {
      "eventAction": "registration",
      "eventDate": "1996-01-13T05:00:00Z"
    },
    {
      "eventAction": "expiration",
      "eventDate": "2029-08-20T11:59:59Z"
    },
    {
      "eventAction": "last changed",
      "eventDate": "2021-09-10T22:46:31Z"
    },
    {
      "eventAction": "last update of RDAP database",
      "eventDate": "2026-10-25T01:05:57Z"
    }
  ],
  "secureDNS": {
    "delegationSigned": false
  },
  "nameservers": [
    {
      "objectClassName": "nameserver",
      "ldhName": "NS-1304.AWSDNS-35.ORG"
    },
    {
      "objectClassName": "nameserver",
      "ldhName": "NS-1999.AWSDNS-57.CO.UK"
    },
    {
      "objectClassName": "nameserver",
      "ldhName": "NS-5.AWSDNS-00.COM"
    },
    {
      "objectClassName": "nameserver",
      "ldhName": "NS-735.AWSDNS-27.NET"
    }
  ],
  "rdapConformance": [
    "rdap_level_0",
    "icann_rdap_technical_implementation_guide_1",
    "icann_rdap_response_profile_1"
  ],
  "notices": [
    {
      "title": "Terms of Service",
      "description": [
        "Service subject to Terms of Use."
      ],
      "links": [
        {
          "href": "https:\/\/www.verisign.com\/domain-names\/registration-data-access-protocol\/terms-service\/index.xhtml",
          "type": "text\/html",
          "value": "https:\/\/rdap.verisign.com\/com\/v1\/domain\/smtp.com",
          "rel": "terms-of-service"
        }
      ]
    },
    {
      "title": "Status Codes",
      "description": [
        "For more information on domain status codes, please visit https:\/\/icann.org\/epp"
      ],
      "links": [
        {
          "href": "https:\/\/icann.org\/epp",
          "type": "text\/html",
          "value": "https:\/\/rdap.verisign.com\/com\/v1\/domain\/smtp.com",
          "rel": "glossary"
        }
      ]
    },
    {
      "title": "RDDS Inaccuracy Complaint Form",
      "description": [
        "URL of the ICANN RDDS Inaccuracy Complaint Form: https:\/\/icann.org\/wicf"
      ],
      "links": [
        {
          "href": "https:\/\/icann.org\/wicf",
          "type": "text\/html",
          "value": "https:\/\/rdap.verisign.com\/com\/v1\/domain\/smtp.com",
          "rel": "help"
        }
      ]
    }
  ]
}

DNSSEC

smtp.com is not signed.

. Verified

  • Found 3 DNSKEY records for .
  • DS=20326/SHA-256 verifies DNSKEY=20326/SEP
  • DS=38696/SHA-256 verifies DNSKEY=38696/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=38696 and DNSKEY=38696/SEP verifies the DNSKEY RRset

com Verified

  • Found 1 DS records for com in the . zone
  • DS=19718/SHA-256 has algorithm ECDSAP256SHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=8763 and DNSKEY=8763 verifies the DS RRset
  • Found 2 DNSKEY records for com
  • DS=19718/SHA-256 verifies DNSKEY=19718/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=19718 and DNSKEY=19718/SEP verifies the DNSKEY RRset

smtp.com Not signed

  • No DS records found for smtp.com in the com zone