Dev tools · alternatives · 2026
24 alternatives to OpenLookup.io
one API to verify email, phone, IP, and domain
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
- 1
1Lookup▲61Lookup combines phone, email, IP, B2B, social, SEO, and other data tools into one API with a shared credit balance. You can verify contacts in real time with sub-300ms validation, fraud risk scoring, and phone data refreshed daily from FCC and carrier sources. It also lets you e
2025 · 1lookup.io · its alternatives →
- 2
Remove hard bounces and email traps from your email lists
2016 · emaillistverify.com · its alternatives →
- 3
Simple email validation API for a $39 lifetime license
2021 · cloudlyn.com · its alternatives →
- 4
- 5
IPinfo, the trusted global leader in IP address data and intelligence. Powering applications and security solutions for developers and businesses.
2014 · ipinfo.io · its alternatives →
- 6
Free IP API▲83Free, Fast and Reliable IP Geolocation, Countries, Timezones and Phone codes API for commercial and non-commercial usage, Available in JSON and XML formats.
2023 · freeipapi.com · its alternatives →
- 7
Lookup the location of any IP Address with ipdata
2017 · ipdata.co · its alternatives →
- 8
Lightweight API service to get geolocation data from IP addresses. - risk3sixty/geoapi
2019 · github.com · its alternatives →
- 9
Free IP intelligence: lookup, leak tests & risk scoring
Sep 2026 · iplookup.tech · its alternatives →
- 10
Lookup the location of any IP Address with ipdata
2018 · ipdata.co · its alternatives →
- 11
MailCheck▲49Stop Free Trial Abuse with Advanced Email Verification
2025 · mail-check.tech · its alternatives →
- 12
Verify Catch all, Unknown and Risky Emails with 98% Accuracy
2025 · riskyverifier.io · its alternatives →
- 13
NsLookup▲72A simple and powerful tool for querying DNS records
2020 · nslookup.io · its alternatives →
- 14
Real-time geolocation and privacy detection API for developers and enterprises. Free up to 1,000 requests per day. Detect user location, proxy and VPN usage, and more. Trusted by 100k businesses worldwide. More than 15 billion requests served every month.
2017 · iplocate.io · its alternatives →
- 15
Fast JSON API for IPv4/IPv6 geolocation, ASN/ISP data, and VPN/proxy detection. Start in minutes.
2019 · ip-api.io · its alternatives →
- 16
Email, phone & IP risk intelligence in one API
Aug 2026 · riskunified.com · its alternatives →
- 17
Detect and block disposable, temporary, fake email addresses. Fight spam, fraud and free trial abuse. Available as WordPress plugin and via JSON API.
2017 · istempmail.com · its alternatives →
- 18
- 19
Your gateway to digital - find best deal for your business
2024 · appslookup.com · its alternatives →
- 20
OrbiSearch▲11Resolve catch-all emails that other validators mark as risky
Nov 2025 · orbisearch.com · its alternatives →
- 21
1LookUp▲2Stop bad data before it enters your system
Jul 2026 · lookup-service--massimodragocre.replit.app · its alternatives →
- 22
Privacy-first free email verifier | no storage | open source
2025 · rapid-email-verifier.fly.dev · its alternatives →
- 23
- 24
Free DNS Lookup, IP Lookup & Network Diagnostic Tools
Apr 2026 · netlookup.net · its alternatives →
Also compare
Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →