ASN AS19621 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS19621?

AS19621 is listed under MODESTO IRRIGATION DISTRICT.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS19621 MODESTO IRRIGATION DISTRICT

ASN Lookup Tool

MODESTO IRRIGATION DISTRICT mid.org

US 5 Routes

AS Data

AS19621

AS19621 – MODESTO IRRIGATION DISTRICT

AS Number	19621
AS Name	MID-ASNO
Organization	MODESTO IRRIGATION DISTRICT(mid-1)
Country	US
Website	mid.org
Number of IPv4 Routes	5
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2007-08-22

ASN Intelligence API for production workflows

Use ASN data for AS19621 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
204.153.56.0/22	AS19621	MODESTO IRRIGATION DISTRICT	MODESTO IRRIGATION DISTRICT	1024
204.153.58.0/24	AS19621	MODESTO IRRIGATION DISTRICT	MODESTO IRRIGATION DISTRICT	256
204.153.59.0/24	AS19621	MODESTO IRRIGATION DISTRICT	MODESTO IRRIGATION DISTRICT	256
204.153.57.0/24	AS19621	MODESTO IRRIGATION DISTRICT	MODESTO IRRIGATION DISTRICT	256
204.153.56.0/24	AS19621	MODESTO IRRIGATION DISTRICT	MODESTO IRRIGATION DISTRICT	256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       19621
ASName:         MID-ASNO
ASHandle:       AS19621
RegDate:        2007-08-22
Updated:        2024-12-11
Comment:        http://www.mid.org/    
Ref:            https://rdap.arin.net/registry/autnum/19621


OrgName:        MODESTO IRRIGATION DISTRICT
OrgId:          MID-1
Address:        P.O. Box 4060
City:           Modesto
StateProv:      CA
PostalCode:     95352
Country:        US
RegDate:        1994-10-24
Updated:        2024-12-09
Comment:        https://www.mid.org/
Ref:            https://rdap.arin.net/registry/entity/MID-1


OrgNOCHandle: MAN111-ARIN
OrgNOCName:   MID ARIN NOC
OrgNOCPhone:  +1-209-526-7300 
OrgNOCEmail:  arin-noc@mid.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/MAN111-ARIN

OrgTechHandle: JJR29-ARIN
OrgTechName:   Roysdon, Jason Jay
OrgTechPhone:  +1-209-557-1482 
OrgTechEmail:  ARIN-JASONROY@MID.ORG
OrgTechRef:    https://rdap.arin.net/registry/entity/JJR29-ARIN

OrgTechHandle: BAYSS-ARIN
OrgTechName:   Bays, Scott 
OrgTechPhone:  +1-209-557-1539 
OrgTechEmail:  scott.bays@mid.org
OrgTechRef:    https://rdap.arin.net/registry/entity/BAYSS-ARIN

OrgTechHandle: ABH1-ARIN
OrgTechName:   Bhatti, Anwaar 
OrgTechPhone:  +1-209-526-7533 
OrgTechEmail:  anwaarb@mid.org
OrgTechRef:    https://rdap.arin.net/registry/entity/ABH1-ARIN

OrgTechHandle: FRIED207-ARIN
OrgTechName:   Friedberg, Mike 
OrgTechPhone:  +1-209-876-3925 
OrgTechEmail:  mike.friedberg@mid.org
OrgTechRef:    https://rdap.arin.net/registry/entity/FRIED207-ARIN

OrgAbuseHandle: MAA31-ARIN
OrgAbuseName:   MID ARIN ABUSE
OrgAbusePhone:  +1-209-526-7300 
OrgAbuseEmail:  arin-abuse@mid.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MAA31-ARIN

RTechHandle: ABH1-ARIN
RTechName:   Bhatti, Anwaar 
RTechPhone:  +1-209-526-7533 
RTechEmail:  anwaarb@mid.org
RTechRef:    https://rdap.arin.net/registry/entity/ABH1-ARIN

RAbuseHandle: MAA31-ARIN
RAbuseName:   MID ARIN ABUSE
RAbusePhone:  +1-209-526-7300 
RAbuseEmail:  arin-abuse@mid.org
RAbuseRef:    https://rdap.arin.net/registry/entity/MAA31-ARIN

RTechHandle: FRIED207-ARIN
RTechName:   Friedberg, Mike 
RTechPhone:  +1-209-876-3925 
RTechEmail:  mike.friedberg@mid.org
RTechRef:    https://rdap.arin.net/registry/entity/FRIED207-ARIN

RTechHandle: BAYSS-ARIN
RTechName:   Bays, Scott 
RTechPhone:  +1-209-557-1539 
RTechEmail:  scott.bays@mid.org
RTechRef:    https://rdap.arin.net/registry/entity/BAYSS-ARIN

RNOCHandle: MAN111-ARIN
RNOCName:   MID ARIN NOC
RNOCPhone:  +1-209-526-7300 
RNOCEmail:  arin-noc@mid.org
RNOCRef:    https://rdap.arin.net/registry/entity/MAN111-ARIN

RTechHandle: JJR29-ARIN
RTechName:   Roysdon, Jason Jay
RTechPhone:  +1-209-557-1482 
RTechEmail:  ARIN-JASONROY@MID.ORG
RTechRef:    https://rdap.arin.net/registry/entity/JJR29-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS22516	Charter Communications LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS22516	Charter Communications LLC	US

Contacts

Email Contacts

anwaarb@mid.org scott.bays@mid.org ARIN-JASONROY@MID.ORG mike.friedberg@mid.org

Abuse Contacts

arin-abuse@mid.org