aotsend.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-11 · ok HTTP/1.1 200 2354 ms crawled 2026-05-07

US · 104.21.32.111 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Transactional Email API for Developers - AotSend
Description: AOTsend Worldwide Transactional Email Service API, Verification Code Email API Service, OTP Email Service API, Send Security Code Email Provider, Captcha Email, 2 Factor Authentication Email verification Provider for developers. ($0.28/1000 Emails). 99% delivery rate, 98% inbox rate. Transactional Email API Platform System Tool. Start for free.
Language: en

Technology

CDN: Cloudflare
CMS: Gatsby

Analytics

Google Tag Manager

Third-party hosts loaded (2)

cdn.staticfile.net×5
www.googletagmanager.com×1

Social

Registration

Registrar

Chengdu West Dimension Digital Technology Co., Ltd.

Created

2024-08-01

Expires

2026-08-01 74 days left

Updated

2025-01-02

Name servers

carla.ns.cloudflare.com
plato.ns.cloudflare.com

DNS records live

NS

carla.ns.cloudflare.com
plato.ns.cloudflare.com

MX

10 mx.fenghuomail.com

TXT

v=DMARC1; p=none; rua=mailto:mailzun@yeah.net; ruf=mailto:mailzun@yeah.net
google-site-verification=1QFUVJ1HDwC0PCxIvENPHJaIxC5w8zbcDPDsFl27BGg
pinterest-site-verification=c7a5e8a6b9641264ead4ee633bfd74bd

Email authentication strong

SPF

v=spf1 include:spf.fenghuomail.com -all

strict (-all)

DMARC

v=DMARC1;p=none;

policy: none (monitoring only)

DKIM

dkim: v=DKIM1;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDGsYce3sMsHAK2LL6AXcw0OpnS9tdwaz9LTHFW9czXxLrgyqT2MnApn5Tts0+kLjyrNG6dXWfuVmwB4xRqI3Ogros3PO…

selectors probed

Certificate (current)

WE1

from 2026-03-16 to 2026-06-14

Expires in 27 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.aotsend.com/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=31536000