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	Prefix	Description
	69.147.16.0/20	Education Service Center Region 20
	69.147.32.0/21	Education Service Center Region 20
	69.147.40.0/22	Education Service Center Region 20
	69.147.48.0/22	Education Service Center Region 20
	69.147.56.0/21	Education Service Center Region 20

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS6461	Zayo Bandwidth	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS6461	Zayo Bandwidth	✔	✘

ASHandle:       AS36037
OrgID:          ESCR2-2
ASName:         EDUCATION-SERVICE-CENTER-REGION-20
ASNumber:       36037
RegDate:        2005-08-02
Updated:        2012-03-02
TechHandle:     ISA13-ARIN
Source:         ARIN



OrgID:          ESCR2-2
OrgName:        Education Service Center Region 20
CanAllocate:    
Street:         1314 Hines Avenue
Street:         Network Services
City:           San Antonio
State/Prov:     TX
Country:        US
PostalCode:     78208
RegDate:        2005-04-28
Updated:        2026-01-09
OrgAdminHandle: ISA13-ARIN
OrgTechHandle:  GRAVE346-ARIN
OrgTechHandle:  ISA13-ARIN
OrgAbuseHandle: DDH14-ARIN
OrgNOCHandle:   GRAVE346-ARIN
OrgNOCHandle:   NETWO10202-ARIN
OrgRoutingHandle:   GRAVE346-ARIN
OrgDNSHandle:   MANGU26-ARIN
Source:         ARIN





OrgAdminHandle:       ISA13-ARIN
OrgAdminName:          Internet Services Administrator
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        GRAVE346-ARIN
OrgTechName:          Robert Graves
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        ISA13-ARIN
OrgTechName:           Internet Services Administrator
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       DDH14-ARIN
OrgAbuseName:         Dale Harville
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         GRAVE346-ARIN
OrgNOCName:           Robert Graves
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         NETWO10202-ARIN
OrgNOCName:            Network Engineer
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     GRAVE346-ARIN
OrgRoutingName:       Robert Graves
# Email removed, Log into bgp.tools to see whois emails


OrgDNSHandle:         MANGU26-ARIN
OrgDNSName:           Eric Mangum
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           ISA13-ARIN
TechName:              Internet Services Administrator
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-02-09T03:24:58Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
ARIN	as-xo-b	58143
LEVEL3	as-lumen-customers-asns	10695
RADB	as-rr-biz	2094
LEVEL3	as-level3-origins-na	0
RADB	as-learn-inst	114
RADB	as-learn-houston-internet	49
RADB	as22645:as-cone	133