ASN AS18519 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS18519?

AS18519 is listed under MTC Technologies.

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.

AS18519 MTC Technologies | IPGeolocation.io

ASN Lookup Tool

MTC Technologies mtctech.net

US 5 Routes

AS Data

AS18519

AS18519 – MTC Technologies

AS Number	18519
AS Name	MEDIAPOLIS-TELEPHONE-COMPANY
Organization	MTC Technologies(mt-1369)
Country	US
Website	mtctech.net
Number of IPv4 Routes	4
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2020-08-04

ASN Intelligence API for production workflows

Use ASN data for AS18519 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
72.251.192.0/20	AS18519	MTC Technologies	MTC Technologies	4096
172.81.16.0/22	AS18519	MTC Technologies	MTC Technologies	1024
38.137.224.0/21	AS18519	MTC Technologies	MTC Technologies	2048
2605:fac0::/32	AS18519	MTC Technologies	MTC Technologies	~79×10²⁷
167.254.244.0/22	AS18519	MTC Technologies	MTC Technologies	1024

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:       18519
ASName:         MEDIAPOLIS-TELEPHONE-COMPANY
ASHandle:       AS18519
RegDate:        2020-08-04
Updated:        2026-02-26
Comment:        https://www.mtctech.net
Comment:        Standard NOC hours as 0800 to 1630 CST, Monday - Friday    
Ref:            https://rdap.arin.net/registry/autnum/18519


OrgName:        MTC Technologies
OrgId:          MT-1369
Address:        652 Main Street
Address:        PO Box 398
City:           Mediapolis
StateProv:      IA
PostalCode:     52637
Country:        US
RegDate:        2020-03-10
Updated:        2026-01-15
Comment:        https://www.mtctech.net
Ref:            https://rdap.arin.net/registry/entity/MT-1369


OrgNOCHandle: NOC33100-ARIN
OrgNOCName:   NOC
OrgNOCPhone:  +1-319-394-3456 
OrgNOCEmail:  noc@mtctech.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC33100-ARIN

OrgTechHandle: LAB21-ARIN
OrgTechName:   Bedrick, Lauren  Ashley
OrgTechPhone:  +1-702-560-5616 
OrgTechEmail:  arin2@brandergroup.net
OrgTechRef:    https://rdap.arin.net/registry/entity/LAB21-ARIN

OrgTechHandle: NOC33100-ARIN
OrgTechName:   NOC
OrgTechPhone:  +1-319-394-3456 
OrgTechEmail:  noc@mtctech.net
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC33100-ARIN

OrgAbuseHandle: ABUSE8742-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-319-394-3456 
OrgAbuseEmail:  abuse@mtctech.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8742-ARIN

RTechHandle: LANTZ20-ARIN
RTechName:   Lantz, Karl 
RTechPhone:  +1-319-394-3456 
RTechEmail:  klantz@mtctech.net
RTechRef:    https://rdap.arin.net/registry/entity/LANTZ20-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
AS2734	CoreSite	US
AS53597	Hoyos Consulting LLC	US
AS6939	Hurricane Electric LLC	US
AS5056	Aureon Network Services	US
AS64289	Macarne.com	US
AS10242	US Internet Corp	US
AS394414	E2W Solutions LLC	US
AS4181	TDS TELECOM	US