PARSONS CORPORATION
Parsons Corporation
GLEIF verified
LEI
549300ZXH0VRBSEPX752
Registered name
PARSONS CORPORATION
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 24 · 28,952 IPv4 addresses |
| Registered in | United States (19) · United Kingdom (2) · Philippines (2) · Hong Kong (1) |
| All fragments | 39 blocks across 9 clusters |
| Cluster ID | 208810727 |
| Registry | APNIC |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300ZXH0VRBSEPX752 |
| Shared handles | clustered on 19 shared RIR contact/maintainer handles |
| Registry names | 6 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
31
0 netblocks since 2026-07-05
2026-07-05
peak 31
2026-07-19
IP Ranges (24)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 63.238.47.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.196.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.198.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.199.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.200.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.224.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.225.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.226.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.227.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.228.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.240.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.241.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 206.219.248.0/24 | Parsons Corp. | BGP | ANNOUNCED | ● high |
| 209.128.238.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 209.128.239.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 209.128.254.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 209.128.255.0/24 | Parsons Corporation | BGP | ANNOUNCED | ● high |
| 81.3.112.216/29 | PARSONS-AND-SON | RIPE | ASSIGNED PA | ● low |
| 81.3.112.224/29 | PARSONS-AND-SON | RIPE | ASSIGNED PA | ● low |
| 203.115.140.33 – 203.115.140.46 | Parsons-AP | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 203.115.140.81 – 203.115.140.94 | Parsons-AP | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 203.186.5.176/30 | PARSONS | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 206.219.192.0/18 | Parsons Corporation | ARIN | DIRECT ALLOCATION | ● low |
| 209.128.224.0/19 | Parsons Corporation | ARIN | DIRECT ALLOCATION | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “Parsons” — often
per-country or per-system registrations of the same brand, occasionally a different
organisation sharing the name. Not counted in this organisation's own footprint.
- PARSONS-HK 4 blocks
- PARSONS-SG 3 blocks
- Parsons-Brinckerhoff-Asia-Ltd 3 blocks
- PARSONS-BRINCKERHOFF-INT-LTD 1 blocks
- PARSONS-GOVERNMENT-SG 1 blocks
- PARSONS-ENVIRONMENT-AND-INFRASTRUCTURE-GROUP 1 blocks
- PARSONS-EMIRNET 1 blocks
- PARSONS-ALAIN 1 blocks
Sub-allocations under carriers
IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own
naming convention, not a direct registration.
- RALPH-PARSONS sub-allocation
- H-PARSONS-000000005279036 via British Telecommunications Limited sub-allocation
- PARSONSEC-UAE-EMIRNET via EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC sub-allocation
- PARSONSBRINKERHOFFNET-PL via Netia SA sub-allocation
- Simon-PARSONS-000000008935308 via British Telecommunications Limited sub-allocation
- PARSONS-BRINCKERHOFF-INT-LTD via Bezeq International Ltd. sub-allocation
- J-M-PARSONS-COMPANY via Andrews & Arnold Ltd sub-allocation
- Gayle-PARSONS-000000007078322 via British Telecommunications Limited sub-allocation
Network trust
what's this?
RPKI hygiene: D
how networks compare →
33.3%
of checked blocks have valid RPKI ROA coverage
(8 of 24)
No discrepancies found among checked blocks.
NIC Handles
AS21814
AS223
AS394757
AS546
AS773
CH134-AP
DUMY-RIPE
DUMY-RIPE
HO35-ORG-ARIN
HO35-ORG-ARIN
HO35-ORG-ARIN
MAINT-HK-CTI
+7 more