ASN AS21577 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS21577?

AS21577 is listed under TOLEDO TELEPHONE CO INC.

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?

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AS21577 TOLEDO TELEPHONE CO INC

ASN Lookup Tool

TOLEDO TELEPHONE CO INC toledotel.com

US 5 Routes

AS Data

AS21577

AS21577 – TOLEDO TELEPHONE CO INC

AS Number	21577
AS Name	TOLEDOTELNET
Organization	TOLEDO TELEPHONE CO INC (ttc-38)
Country	US
Website	toledotel.com
Number of IPv4 Routes	4
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2001-05-25

ASN Intelligence API for production workflows

Use ASN data for AS21577 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
199.15.216.0/21	AS21577	TOLEDO TELEPHONE CO INC	TOLEDO TELEPHONE CO INC	2048
208.70.48.0/21	AS21577	TOLEDO TELEPHONE CO INC	TOLEDO TELEPHONE CO INC	2048
2604:d580::/32	AS21577	TOLEDO TELEPHONE CO INC	TOLEDO TELEPHONE CO INC	~79×10²⁷
199.79.193.0/24	AS21577	TOLEDO TELEPHONE CO INC	Matronics	256
173.250.240.0/20	AS21577	TOLEDO TELEPHONE CO INC	TOLEDO TELEPHONE CO INC	4096

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:       21577
ASName:         TOLEDOTELNET
ASHandle:       AS21577
RegDate:        2001-05-25
Updated:        2021-07-07
Ref:            https://rdap.arin.net/registry/autnum/21577


OrgName:        TOLEDO TELEPHONE CO INC
OrgId:          TTC-38
Address:        P.O. BOX 669
City:           Toledo
StateProv:      WA
PostalCode:     98591
Country:        US
RegDate:        2001-05-16
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/TTC-38


OrgAbuseHandle: DME137-ARIN
OrgAbuseName:   MERTEN, DALE 
OrgAbusePhone:  +1-360-864-2044 
OrgAbuseEmail:  dale@toledotel.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DME137-ARIN

OrgDNSHandle: FNOC3-ARIN
OrgDNSName:   FNGi Network Operations Center
OrgDNSPhone:  +1-419-739-9240 
OrgDNSEmail:  noc@network1.net
OrgDNSRef:    https://rdap.arin.net/registry/entity/FNOC3-ARIN

OrgTechHandle: NELSO1096-ARIN
OrgTechName:   Nelson, Aaron 
OrgTechPhone:  +1-360-864-2018 
OrgTechEmail:  aaron@toledotel.net
OrgTechRef:    https://rdap.arin.net/registry/entity/NELSO1096-ARIN

OrgAbuseHandle: NELSO1096-ARIN
OrgAbuseName:   Nelson, Aaron 
OrgAbusePhone:  +1-360-864-2018 
OrgAbuseEmail:  aaron@toledotel.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NELSO1096-ARIN

OrgTechHandle: DME137-ARIN
OrgTechName:   MERTEN, DALE 
OrgTechPhone:  +1-360-864-2044 
OrgTechEmail:  dale@toledotel.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DME137-ARIN

OrgRoutingHandle: FNOC3-ARIN
OrgRoutingName:   FNGi Network Operations Center
OrgRoutingPhone:  +1-419-739-9240 
OrgRoutingEmail:  noc@network1.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/FNOC3-ARIN

OrgNOCHandle: FNOC3-ARIN
OrgNOCName:   FNGi Network Operations Center
OrgNOCPhone:  +1-419-739-9240 
OrgNOCEmail:  noc@network1.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/FNOC3-ARIN

RAbuseHandle: DME137-ARIN
RAbuseName:   MERTEN, DALE 
RAbusePhone:  +1-360-864-2044 
RAbuseEmail:  dale@toledotel.com
RAbuseRef:    https://rdap.arin.net/registry/entity/DME137-ARIN

RTechHandle: NELSO1096-ARIN
RTechName:   Nelson, Aaron 
RTechPhone:  +1-360-864-2018 
RTechEmail:  aaron@toledotel.net
RTechRef:    https://rdap.arin.net/registry/entity/NELSO1096-ARIN

RNOCHandle: NELSO1096-ARIN
RNOCName:   Nelson, Aaron 
RNOCPhone:  +1-360-864-2018 
RNOCEmail:  aaron@toledotel.net
RNOCRef:    https://rdap.arin.net/registry/entity/NELSO1096-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "21577",
    "as_handle" : "AS21577",
    "as_name" : "TOLEDOTELNET",
    "admin_contacts" : [ "FNOC3-ARIN" ],
    "tech_contacts" : [ "NELSO1096-ARIN", "DME137-ARIN", "FNOC3-ARIN", "NELSO1096-ARIN" ],
    "abuse_contacts" : [ "DME137-ARIN", "NELSO1096-ARIN", "DME137-ARIN" ],
    "date_created" : "2001-05-25",
    "date_updated" : "2021-07-07",
    "source" : "https://rdap.arin.net/registry/autnum/21577"
  } ],
  "organization" : {
    "handle" : "TTC-38",
    "name" : "TOLEDO TELEPHONE CO INC",
    "address" : [ "P.O. BOX 669", "Toledo", "WA", "98591", "US" ],
    "city" : "Toledo",
    "state" : "WA",
    "zip_code" : "98591",
    "country" : [ "US" ],
    "date_created" : "2001-05-16",
    "date_updated" : "2024-11-25",
    "source" : "https://rdap.arin.net/registry/entity/TTC-38",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "FNOC3-ARIN",
    "name" : "FNGi Network Operations Center",
    "email" : [ "noc@network1.net" ],
    "phone" : [ "+1-419-739-9240" ],
    "source" : "https://rdap.arin.net/registry/entity/FNOC3-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "NELSO1096-ARIN",
    "name" : "Nelson, Aaron",
    "email" : [ "aaron@toledotel.net" ],
    "phone" : [ "+1-360-864-2018" ],
    "source" : "https://rdap.arin.net/registry/entity/NELSO1096-ARIN"
  }, {
    "handle" : "DME137-ARIN",
    "name" : "MERTEN, DALE",
    "email" : [ "dale@toledotel.com" ],
    "phone" : [ "+1-360-864-2044" ],
    "source" : "https://rdap.arin.net/registry/entity/DME137-ARIN"
  }, {
    "handle" : "FNOC3-ARIN",
    "name" : "FNGi Network Operations Center",
    "email" : [ "noc@network1.net" ],
    "phone" : [ "+1-419-739-9240" ],
    "source" : "https://rdap.arin.net/registry/entity/FNOC3-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "DME137-ARIN",
    "name" : "MERTEN, DALE",
    "email" : [ "dale@toledotel.com" ],
    "phone" : [ "+1-360-864-2044" ],
    "source" : "https://rdap.arin.net/registry/entity/DME137-ARIN"
  }, {
    "handle" : "NELSO1096-ARIN",
    "name" : "Nelson, Aaron",
    "email" : [ "aaron@toledotel.net" ],
    "phone" : [ "+1-360-864-2018" ],
    "source" : "https://rdap.arin.net/registry/entity/NELSO1096-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS58511	Anycast Global Backbone	AU
AS24482	SG.GS	SG
AS3786	LG DACOM Corporation	KR
AS393577	Tritan Development	US
AS34927	iFog GmbH	CH
AS401703	Ordinal Advisors LLC	US
AS6939	Hurricane Electric LLC	US
AS20473	The Constant Company, LLC	US
AS64289	Macarne.com	US
AS10242	US Internet Corp	US

Upstreams

AS Number	Description	Country
AS7575	Australian Academic and Research Network	AU
AS394256	Tech Futures Interactive Inc.	CA
AS20055	Wholesail networks LLC	US
AS9002	RETN Limited	GB
AS6939	Hurricane Electric LLC	US
AS3356	Level 3 Parent, LLC	US
AS137409	GSL Networks Pty LTD	AU