SEI

Aggregated across every cluster whose name starts with "SEI" — a single company can be split across many separate clusters (per-datacenter, per-country, or per-subsidiary naming), so this view sums the true total rather than understating it with a single cluster's count.

Total ranges

Matched clusters

SEI Data, Inc. SEI LLC SEI-BG Sei-UnicaOy SEI-ANTECH-WIESBADEN-NET SEI-TOU SEI-WOO-SG SEI Investments SEI-IDENTIFICATION SEI-HU SEI-UK SEI-EUROPEAN SEI-RHONE-ALPES

Ranges (38)

showing 1–38 of 38 — ⬇ export CSV

CIDR	Org name	Cluster	Registry	Status	Confidence
12.20.48.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
12.20.49.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
12.31.24.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
42.61.102.104/29	SEI-WOO-SG	SEI-WOO-SG	APNIC	ALLOCATED NON-PORTABLE	● high
62.77.202.216/29	SEI-HU	SEI-HU	RIPE	ASSIGNED PA	● medium
62.148.212.16/29	Sei-UnicaOy	Sei-UnicaOy	RIPE	ASSIGNED PA	● medium
63.76.137.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
64.125.66.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
81.29.197.120/29	SEI	SEI LLC	RIPE	ASSIGNED PA	● low
82.103.110.0/23	SEI-BG	SEI-BG	RIPE	ASSIGNED PA	● medium
83.167.199.80/28	SEI	SEI LLC	RIPE	ASSIGNED PA	● low
86.65.157.96/29	SEI	SEI LLC	RIPE	ASSIGNED PA	● low
91.25.66.144/29	SEI-ANTECH-WIESBADEN-NET	SEI-ANTECH-WIESBADEN-NET	RIPE	ASSIGNED PA	● low
92.103.8.184/29	SEI-RHONE-ALPES	SEI-RHONE-ALPES	RIPE	ASSIGNED PA	● medium
98.158.208.0/20	SEI Data, Inc.	SEI Data, Inc.	BGP	ANNOUNCED	● high
103.81.176.0/22	SEI-TOU	SEI-TOU	APNIC	ALLOCATED PORTABLE	● high
137.191.235.64/27	SEI	SEI LLC	RIPE	LEGACY	● low
170.4.32.0/19	SEI Data, Inc.	SEI Data, Inc.	BGP	ANNOUNCED	● high
170.4.176.0/20	SEI Data, Inc.	SEI Data, Inc.	BGP	ANNOUNCED	● high
170.76.224.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
170.76.225.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
192.5.241.0/24	SEI Investments Developments, INC	SEI Investments	BGP	ANNOUNCED	● high
194.72.14.20/30	SEI-UK	SEI-UK	RIPE	ASSIGNED PA	● medium
194.74.58.48/28	SEI-EUROPEAN	SEI-EUROPEAN	RIPE	ASSIGNED PA	● low
206.162.192.0/19	SEI Data, Inc.	SEI Data, Inc.	BGP	ANNOUNCED	● high
206.220.236.0/22	SEI Investments	SEI Investments	ARIN	DIRECT ALLOCATION	● low
206.220.236.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
206.220.237.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
206.220.238.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
206.220.239.0/24	SEI Investments	SEI Investments	BGP	ANNOUNCED	● high
208.89.80.0/22	SEI LLC	SEI LLC	ARIN	DIRECT ALLOCATION	● low
212.153.190.200/29	SEI	SEI LLC	RIPE	ASSIGNED PA	● low
2001:4d78:743:15::/64	SEI	SEI LLC	RIPE	ASSIGNED	● low
2003:e3:4829::/48	SEI-ANTECH-WIESBADEN-NET	SEI-ANTECH-WIESBADEN-NET	RIPE	ASSIGNED	● low
2607:ff40::/32	SEI Data, Inc.	SEI Data, Inc.	BGP	ANNOUNCED	● high
2a00:2381:1498::/48	SEI-EUROPEAN	SEI-EUROPEAN	RIPE	AGGREGATED-BY-LIR	● low
2a00:2381:1498::/56	SEI-EUROPEAN	SEI-EUROPEAN	RIPE	ASSIGNED	● low
2a00:2381:21d6::/48	SEI-IDENTIFICATION	SEI-IDENTIFICATION	RIPE	AGGREGATED-BY-LIR	● high

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Uses the REST API.