Domain IntelligenceNot publicly accessible
sendgrid.com redirects to twilio.com. This domain intelligence report is compiled from WHOIS records, DNS data, and AI-powered analysis based on publicly available information.
77

SendGrid

SendGrid is a cloud-based email delivery platform for transactional and marketing emails, now a subsidiary of Twilio.

High ProfileCloud Communications / SaaSEmail Service ProviderTWLOEst. 2009

Overview

SendGrid is a cloud-based email delivery service founded in 2009 by Isaac Saldana, Jose Lopez, and Tim Jenkins. It provides a platform for sending transactional and marketing emails at scale, offering APIs, SMTP relay, and analytics. The company was acquired by Twilio Inc. in 2019 for approximately $2 billion and operates as a Twilio subsidiary. SendGrid's infrastructure handles billions of emails per month for over 80,000 customers, including major enterprises like Airbnb, Spotify, and Shopify. The service focuses on deliverability, scalability, and customer engagement. SendGrid's domain (sendgrid.com) serves as a redirect to Twilio's main website, indicating the brand's integration into Twilio's product ecosystem. The domain's DNS records reveal a robust infrastructure using AWS CloudFront CDN and multiple A/NS records for reliability. With a global traffic rank of #6663, SendGrid maintains a strong online presence, though its primary web presence is now through Twilio. The company's technology underpins many critical email communications for businesses worldwide, and its APIs are widely used by developers to integrate email functionality into applications.

Company Profile

SendGrid is a leading cloud-based email delivery service that provides APIs and tools for sending transactional and marketing emails at scale. It is a wholly owned subsidiary of Twilio Inc.

Email APISMTP RelayMarketing CampaignsEmail AnalyticsDeliverability Tools
Market PositionSendGrid is one of the top transactional email providers, competing with services like Amazon SES, Mailgun, and Postmark. It holds a strong position in the developer-oriented email space and is widely adopted by SaaS companies.
RevenueNot publicly disclosed as a standalone; as part of Twilio, Twilio's total revenue was $4.1 billion in 2023.
EmployeesApproximately 900 (pre-acquisition, now integrated into Twilio)

Typical Use Cases

  • E-commerce order confirmations and shipping notifications
  • User account verification and password resets
  • Marketing newsletters and promotional campaigns
  • Event-triggered alerts and notifications
  • Transactional email delivery for high-volume SaaS platforms

Infrastructure

RoleRedirect domain for Twilio's email services; historically used for SendGrid's own website and API endpoints.
IP OwnerAmazon Web Services (AWS)
Global ScaleGlobal presence with points of presence across multiple regions via AWS CloudFront.
Subdomain examples
api.sendgrid.com
app.sendgrid.com
DNS Records
A Records
52.40.26.206
44.241.218.131
35.167.223.169
NS Records
ns15.dnsmadeeasy.com
ns11.dnsmadeeasy.com
ns10.dnsmadeeasy.com
MX Records
10 mxb-0023de01.gslb.pphosted.com
10 mxa-0023de01.gslb.pphosted.com

Related Domains

Official Website
twilio.com
Same Owner
twilio.comtwiliocdn.comauthy.com
Similar Services
mailgun.commandrillapp.compostmarkapp.comses.amazonaws.com

SendGrid operates as a brand under Twilio; the domain sendgrid.com redirects to twilio.com/sendgrid.

Identity

OwnerTwilio Inc.
Typesubsidiary
Founded2009
HQDenver, Colorado, United States
TickerTWLO

Notability

77
High Profile

SendGrid is a well-established email service provider with a global traffic rank of #6663, indicating high visibility and usage. It serves over 80,000 customers, including major companies like Airbnb and Spotify. The domain's age (17 years) and strong DNS infrastructure further demonstrate its notability. The score is calibrated to reflect its position in the top 10,000 sites worldwide.

Known since2009
Global rank6663

Risk & Trust

Risk: lowTrust: high

SendGrid is a legitimate, widely-used email service owned by Twilio, a publicly traded company. The domain has no history of malicious activity. The registrar (MarkMonitor) and long registration history further indicate trustworthiness.

WHOIS

RegisteredApr 20, 2009
Age17 years
RegistrarMarkMonitor Inc.
ExpiresApr 20, 2028

AI Confidence

0.95%
ai_knowledgewhoisdns

This analysis is based on publicly available information and AI knowledge. The domain is not directly accessible for verification.

This report is generated from AI inference and WHOIS/DNS data. Page content was not directly accessed. Information may be incomplete or outdated.