Sigma-D LLC

BGP inherited

Cluster stats

Netblocks	4 · 2,046 IPv4 addresses
All fragments	8 blocks across 5 clusters
Cluster ID	210571653
Registry	RIPE
Customers	find customers using this network →

Evidence & provenance ?

Attribution	BGP parent (inherited)
Shared handles	clustered on 5 shared RIR contact/maintainer handles
Registry names	1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (4)

⬇ export CSV

CIDR	Org name	Registry	Status	Confidence
185.149.168.0/22	Sigma-D LLC	RIPE	ALLOCATED PA	● low
185.151.136.0/22	Sigma-D LLC	RIPE	ALLOCATED PA	● low
2a07:65c0::/29	Sigma-D LLC	RIPE	ALLOCATED-BY-RIR	● low
2a07:7900::/29	Sigma-D LLC	RIPE	ALLOCATED-BY-RIR	● low

Possibly related to this organisation

what's this?

Same name family

Separately-registered clusters whose names share “Sigma D” — 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.

SIGMA_D_CUST1 1 blocks
SIGMA_D_CUST2 1 blocks
SIGMA_D_CUST3 1 blocks
SIGMA_D_CUST4 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.

SIGMA-EMIRNET via EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC sub-allocation
SIGMALDR01 sub-allocation
SIGMA-ATH via Nova Telecommunications & Media Single Member S.A sub-allocation
JOHNCRANESIGMA-NET via T-Mobile Czech Republic a.s. sub-allocation
SIGMA-INFORMATICA sub-allocation
SIGMA-KOMMUN via Telia Company AB sub-allocation
Clnt Sigmanet sub-allocation
SIGMA-SOC-IT-GESTIONE sub-allocation

Network trust

what's this?

RPKI hygiene: C how networks compare →

50.0% of checked blocks have valid RPKI ROA coverage (2 of 4)

No discrepancies found among checked blocks.

NIC Handles

DUMY-RIPE DUMY-RIPE ORG-SL723-RIPE RIPE-NCC-HM-MNT ge-sigma-d-1-mnt