SendGrid, Inc.
GLEIF verified
Complete entity footprint
2 linked clusters ·
146 netblocks ·
542,068 IPv4 addresses
This organisation's clusters combined by evidence —
shared operating domain sendgrid.net
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
549300PAZSY4OW33YX23
Registered name
SendGrid, Inc.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 142 · 411,000 IPv4 addresses |
| Cluster ID | 208787201 |
| Registry | BGP |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300PAZSY4OW33YX23 |
| Shared handles | clustered on 8 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
145
0 netblocks since 2026-07-05
2026-07-05
peak 145
2026-07-19
IP Ranges (142)
showing 50 of 142 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 50.31.32.0/20 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 50.31.32.0/19 | SendGrid, Inc. | ARIN | ASSIGNMENT | ● high |
| 50.31.48.0/20 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 134.128.64.0/19 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 134.128.96.0/19 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 137.22.245.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 137.22.246.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.1.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.2.0/23 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.4.0/22 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.8.0/22 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.12.0/22 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.19.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.20.0/22 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.24.0/21 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.32.0/19 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.64.0/19 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.96.0/23 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.98.0/23 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.112.0/20 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.128.0/19 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.160.0/19 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.192.0/19 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 149.72.224.0/19 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.26.176.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.26.177.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.26.178.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.26.179.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.26.180.0/22 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.26.184.0/22 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.26.188.0/22 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.0.0/19 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.32.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.33.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.34.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.35.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.36.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.37.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.38.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.39.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.40.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.41.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.42.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.43.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.44.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.45.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.46.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.47.0/24 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.64.0/18 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
| 159.183.128.0/18 | SendGrid, Inc. | BGP | ANNOUNCED | ● high |
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: B
how networks compare →
92.3%
of checked blocks have valid RPKI ROA coverage
(131 of 142)
No discrepancies found among checked blocks.
NIC Handles
ABUSE3074-ARIN
AS11377
AS11377
SENDG
SENDG-12
TALSM-ARIN
TSNO-ARIN
TSNO-ARIN