Phone · Veriphone
Phone Validation & Original Carrier
Numbering-plan validation, formats, and original allocated carrier. Not a live-network check.
Trial or paid plan required
Phone, email and IP tools
Browse the LineLens tools that run today: phone validation and original carrier, email domain checks, IP intelligence, plus RDAP, VIN and NPI utilities.
11 tools across Phone, IP Intelligence, Utilities, Email. Every tool listed runs today.
Server lookups require an active trial or subscription. Start an eligible 7-day free trial through Stripe with a card; selected plan bills monthly afterward unless canceled.
IP Intelligence · IPinfo Lite
IP Intelligence
IPinfo Lite country, continent, ASN, AS organization and domain. No city-level location, VPN or proxy detection.
Trial or paid plan required
Phone · Veriphone
Original Carrier Lookup
Original carrier and line-type allocation. May be outdated after number porting.
Trial or paid plan required
Utilities · Public RDAP
Domain Age
Public RDAP registration events, where published.
Trial or paid plan required
Email · Public DNS
MX Record Lookup
Read public mail exchanger records.
Trial or paid plan required
Email · Public DNS
SPF Record Checker
Inspect published sender policy records.
Trial or paid plan required
Email · Public DNS
DMARC Checker
Inspect published DMARC policy records.
Trial or paid plan required
Email · Public DNS
Email Domain Check
Check email syntax and public MX records; not mailbox verification.
Trial or paid plan required
IP Intelligence · RIPEstat
IP Network Lookup
Public routing prefix and ASN information, not geolocation or VPN detection.
Trial or paid plan required
Utilities · NHTSA vPIC
VIN Decoder
Decode a vehicle identifier from NHTSA public data.
Trial or paid plan required
Utilities · CMS NPPES
NPI Number Lookup
Find public healthcare provider registration records.
Trial or paid plan required