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AS/BGP Report -> United States -> as18573

book Summary for as18573

The Autonomous System (AS) number 18573 is assigned to MCI Communications Services, Inc. d/b/a Verizon Business. AS18573 is assigned on 2000-09-13 by the Regional Internet Registry arin. The country of registration is United States. No domains are hosted on AS18573. No name servers are hosted on AS18573. There are 5 IPv4 prefixes announced by AS18573. Examples of prefixes are 63.79.176.0/23 and 63.79.177.0/24. There are no IPv6 prefixes announced by AS18573.

book General Information

AS number18573 (AS18573 / ASN18573)
OrganizationMCI Communications Services, Inc. d/b/a Verizon Business
CountryUnited States (US) us flag
Allocation date2000-09-13 by ARIN
Number of IPv4 addresses3,328
ASRank (based on number of IPs)17,679
Number of IP prefixes5 (IPv4) 0 (IPv6)
AS has bogon prefixesNo
Number of peers1 (IPv4) 0 (IPv6)

trending_up Hosting Summary

Number of domains hosted0
Number of adult domains hosted0
Number of name servers hosted0
Number of SPAM hosts hosted0
Number of open proxies hosted0
Number of mail servers hosted1
Number of IDN domains hosted0
Number of domains in Alexa top million0

import_export IP Prefixes and Peers


PrefixCountryDescription
63.79.176.0/23US us flagMCI Communications Services, Inc. d/b/a Verizon Business
63.79.177.0/24US us flagMCI Communications Services, Inc. d/b/a Verizon Business
63.79.178.0/23US us flagMCI Communications Services, Inc. d/b/a Verizon Business
63.102.248.0/21US us flagMCI (Trade Show Lab)
166.61.247.0/24US us flagMCI Telecommunications


Peer V4CountryDescription
701US us flagMCI Communications Services, Inc. d/b/a Verizon Business


Number of prefixes and peers for the last 360 days.




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dns Hosting Details




Mail ServerIPv4#Domains on this mail server
166.61.247.2491

timeline History Graphs


Number of domains, mail and name server hosted in the past on this AS.




Hosting history of domains break down by Top Level Domain (TLD) category.




AS Ranking history based on number of IPv4 addresses.


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business Whois Information

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flag Country Information

CountryUnited States us flag
CapitalWashington
ContinentNA
Population310,232,863
Area9,629,091 km²
CurrencyUSD
Map of country us

announcement About this Report

The AS/BGP Report is calculated for every allocated AS number. The report is updated on a weekly basis, last updated on 2019-01-13.

The underlying DNS data is updated every 3 weeks, the Whois data is cached for about one month.

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