18.9.0.0/16

AS3  ·  Massachusetts Institute of Technology

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Summary

Country United States
Domain mit.edu
ASN AS3
Registry ARIN
ID MIT

WHOIS Details

NetHandle:      NET-18-0-0-0-1
OrgID:          MIT-2
Parent:         NET-18-0-0-0-0
NetName:        MIT
NetRange:       18.0.0.0 - 18.31.255.255
NetType:        allocation
RegDate:        1994-01-01
Updated:        2025-12-02
AbuseHandle:    MNS18-ARIN
NOCHandle:      MNO78-ARIN
Source:         ARIN


OrgID:          MIT-2
OrgName:        Massachusetts Institute of Technology
CanAllocate:    
Street:         Room W92-167
Street:         77 Massachusetts Avenue
City:           Cambridge
State/Prov:     MA
Country:        US
PostalCode:     02139-4307
RegDate:        1970-01-01
Updated:        2024-11-25
OrgAdminHandle: MNO78-ARIN
OrgTechHandle:  BROWN2958-ARIN
OrgTechHandle:  GOMES41-ARIN
OrgAbuseHandle: MNS18-ARIN
OrgNOCHandle:   MNO78-ARIN
OrgRoutingHandle:   MNO78-ARIN
OrgDNSHandle:   MNO78-ARIN
Source:         ARIN


POCHandle:      MNS18-ARIN
IsRole:         Y
LastName:       MIT Network Security
FirstName:      
Street:         304 Vassar Street
Street:         W92-167
City:           Cambridge
State/Prov:     MA
Country:        US
PostalCode:     02139
RegDate:        2010-09-10
Updated:        2025-01-08
OfficePhone:    +1-617-324-1782
Mailbox:        arin-mit-security@mit.edu
Source:         ARIN


POCHandle:      GOMES41-ARIN
IsRole:         N
LastName:       Gomes
FirstName:      Marco
Street:         77 Massachusetts Ave
City:           Cambridge
State/Prov:     MA
Country:        US
PostalCode:     02139
RegDate:        2024-11-15
Updated:        2025-11-17
OfficePhone:    +1-617-253-0336
Mailbox:        mgomes@mit.edu
Source:         ARIN


POCHandle:      BROWN2958-ARIN
IsRole:         N
LastName:       Brown
FirstName:      Olu
Street:         77 Massachusetts Ave
City:           Cambridge
State/Prov:     MA
Country:        US
PostalCode:     02139
RegDate:        2024-11-15
Updated:        2024-11-15
OfficePhone:    +1-617-258-7870
Mailbox:        obrown@mit.edu
Source:         ARIN


POCHandle:      MNO78-ARIN
IsRole:         Y
LastName:       MIT Network Operations
FirstName:      
Street:         304 Vassar Street
Street:         W92-167
City:           Cambridge
State/Prov:     MA
Country:        US
PostalCode:     02139
RegDate:        2010-09-10
Updated:        2025-12-02
OfficePhone:    +1-617-253-8400
Mailbox:        noc@mit.edu
Source:         ARIN

Nearby Ranges

BGP prefixes that overlap with 18.0.0.0/8

Range ASN Company Num of IPs
18.132.0.0/14 AS16509 Amazon Data Services UK 262,144
18.156.0.0/14 AS16509 A100 ROW GmbH 262,144
18.168.0.0/14 AS16509 Amazon Data Services UK 262,144
18.138.0.0/15 AS16509 Amazon Data Services Singapore 131,072
18.180.0.0/15 AS16509 Amazon Data Services Japan 131,072
18.142.0.0/15 AS16509 Amazon Data Services Singapore 131,072
18.100.0.0/15 AS16509 Amazon Data Services Spain 131,072
18.184.0.0/15 AS16509 A100 ROW GmbH 131,072
18.192.0.0/15 AS16509 A100 ROW GmbH 131,072
18.194.0.0/15 AS16509 A100 ROW GmbH 131,072
18.196.0.0/15 AS16509 A100 ROW GmbH 131,072
18.198.0.0/15 AS16509 A100 ROW GmbH 131,072
18.60.0.0/15 AS16509 Amazon Data Services India 131,072
18.236.0.0/15 AS16509 Amazon.com, Inc. 131,072
18.166.0.0/15 AS16509 Amazon Data Services Hong Kong 131,072
18.176.0.0/15 AS16509 Amazon Data Services Japan 131,072
18.202.0.0/15 AS16509 Amazon Data Services Ireland Limited 131,072
18.231.0.0/16 AS16509 Amazon Data Services Brazil 65,536
18.35.0.0/16 AS14618 Amazon Data Services Northern Virginia 65,536
18.102.0.0/16 AS16509 Amazon Data Services Italy 65,536
18.130.0.0/16 AS16509 Amazon Data Services UK 65,536
18.136.0.0/16 AS16509 Amazon Data Services Singapore 65,536
18.153.0.0/16 AS16509 A100 ROW GmbH 65,536
18.162.0.0/16 AS16509 Amazon Data Services Hong Kong 65,536
18.163.0.0/16 AS16509 Amazon Data Services Hong Kong 65,536
18.175.0.0/16 AS16509 Amazon Data Services UK 65,536
18.178.0.0/16 AS16509 Amazon Data Services Japan 65,536
18.179.0.0/16 AS16509 Amazon Data Services Japan 65,536
18.182.0.0/16 AS16509 Amazon Data Services Japan 65,536
18.183.0.0/16 AS16509 Amazon Data Services Japan 65,536
18.200.0.0/16 AS16509 Amazon Data Services Ireland Limited 65,536
18.201.0.0/16 AS16509 Amazon Data Services Ireland Limited 65,536
18.228.0.0/16 AS16509 Amazon Data Services Brazil 65,536
18.229.0.0/16 AS16509 Amazon Data Services Brazil 65,536
18.230.0.0/16 AS16509 Amazon Data Services Brazil 65,536
18.34.0.0/16 AS14618 Amazon Data Services Northern Virginia 65,536
18.246.0.0/16 AS16509 Amazon.com, Inc. 65,536
18.34.0.0/16 AS16509 Amazon Data Services Northern Virginia 65,536
18.35.0.0/16 AS16509 Amazon Data Services Northern Virginia 65,536
18.89.0.0/18 AS16509 A100 ROW GmbH 16,384
18.89.128.0/18 AS14618 Amazon Data Services Northern Virginia 16,384
18.89.128.0/18 AS16509 Amazon Data Services Northern Virginia 16,384
18.88.0.0/18 AS14618 Amazon Data Services Northern Virginia 16,384
18.88.0.0/18 AS16509 Amazon Data Services Northern Virginia 16,384
18.88.128.0/18 AS16509 Amazon.com, Inc. 16,384
18.88.64.0/18 AS14618 Amazon Data Services Northern Virginia 16,384
18.88.64.0/18 AS16509 Amazon Data Services Northern Virginia 16,384

Hosted domains

There are 73 domain names hosted across 27 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
18.9.47.77 miturbanventures.org 15
18.9.44.175 globalshakespeares.com 7
18.9.61.41 nancyaggarwal.com 5
18.9.21.58 mghpcc.us 4
18.9.44.122 cando-dna-origami.org 4
18.9.108.52 sps-mit.edu.kg 4
18.9.62.111 tilclimate.org 3
18.9.108.16 healthy-teaching.org 3
18.9.62.70 functionalglycomics.online 3
18.9.60.17 mitlinq.org 2
18.9.44.53 jbstudent.com 2
18.9.62.116 kerberos.org 2
18.9.108.75 ceepr.org 2
18.9.46.18 sea-worthy.us 2
18.9.44.137 wielach.com 2
18.9.59.55 reiskarimian.com 2
18.9.62.113 idin.org 1
18.9.96.30 nic.mit 1
18.9.108.63 nhcal.com 1
18.9.60.141 billy.mx 1

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

1,309 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
18.9.122.5 AS3 Massachusetts Institute of Technology 0.59ms from Boston, US
18.9.64.5 AS3 Massachusetts Institute of Technology 0.56ms from Boston, US
18.9.109.5 AS3 Massachusetts Institute of Technology 0.66ms from Boston, US
18.9.2.5 AS3 Massachusetts Institute of Technology 0.57ms from Boston, US
18.9.60.6 AS3 Massachusetts Institute of Technology 0.59ms from Boston, US
18.9.44.238 AS3 Massachusetts Institute of Technology 0.51ms from Boston, US
18.9.90.8 AS3 Massachusetts Institute of Technology 0.48ms from Boston, US
18.9.105.238 AS3 Massachusetts Institute of Technology 0.55ms from Boston, US
18.9.22.183 AS3 Massachusetts Institute of Technology 0.43ms from Boston, US
18.9.104.234 AS3 Massachusetts Institute of Technology 0.49ms from Boston, US
18.9.4.6 AS3 Massachusetts Institute of Technology 0.66ms from Boston, US
18.9.50.5 AS3 Massachusetts Institute of Technology 0.58ms from Boston, US
18.9.13.5 AS3 Massachusetts Institute of Technology 0.58ms from Boston, US
18.9.56.238 AS3 Massachusetts Institute of Technology 0.60ms from Boston, US
18.9.11.6 AS3 Massachusetts Institute of Technology 0.71ms from Boston, US
18.9.117.34 AS3 Massachusetts Institute of Technology 0.46ms from Boston, US
18.9.108.239 AS3 Massachusetts Institute of Technology 0.52ms from Boston, US
18.9.26.5 AS3 Massachusetts Institute of Technology 0.56ms from Boston, US
18.9.96.20 AS3 Massachusetts Institute of Technology 0.54ms from Boston, US
18.9.5.5 AS3 Massachusetts Institute of Technology 0.62ms from Boston, US
18.9.1.5 AS3 Massachusetts Institute of Technology 0.58ms from Boston, US
18.9.62.5 AS3 Massachusetts Institute of Technology 0.61ms from Boston, US
18.9.55.238 AS3 Massachusetts Institute of Technology 0.50ms from Boston, US
18.9.110.5 AS3 Massachusetts Institute of Technology 0.58ms from Boston, US
18.9.69.91 AS3 Massachusetts Institute of Technology 0.46ms from Boston, US

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
44.193.53.208 AS14618 Amazon.com, Inc. 0.62ms from Ashburn, US
88.245.189.16 AS9121 Turk Telekomunikasyon Anonim Sirketi 4.57ms from Bursa, TR
87.139.48.144 AS3320 Deutsche Telekom AG 6.06ms from Duesseldorf, DE
67.167.163.16 AS7922 Comcast Cable Communications, LLC 12.67ms from Flint, US
116.118.36.208 AS7602 Sai gon Postel Corporation 0.69ms from Hanoi, VN
37.103.88.0 AS1267 WIND TRE S.P.A. 5.04ms from Milan, IT
69.207.140.32 AS11351 Charter Communications Inc 14.85ms from New York City, US
122.250.138.48 AS18077 Yamaguchi Cable Vision Co.,Ltd 5.49ms from Osaka, JP
122.41.126.144 AS17858 LG POWERCOMM 1.87ms from Seoul, KR
124.28.156.0 AS23578 SK Broadband Co Ltd 1.99ms from Seoul, KR
112.181.193.112 AS4766 Korea Telecom 2.27ms from Seoul, KR
125.251.71.16 AS9316 DACOM-PUBNETPLUS 2.01ms from Seoul, KR
51.16.12.64 AS16509 Amazon.com, Inc. 2.27ms from Tel Aviv, IL
52.72.23.16 AS14618 Amazon.com, Inc. 0.57ms from Ashburn, US
38.65.217.128 AS174 Cogent Communications, LLC 0.84ms from Chicago, US
27.57.114.160 AS24560 Bharti Airtel Ltd., Telemedia Services 9.84ms from Delhi, IN
24.224.181.144 AS11260 EastLink 10.05ms from Halifax, CA
14.172.103.144 AS45899 VNPT Corp 6.67ms from Ho Chi Minh City, VN
199.232.192.240 AS54113 Fastly, Inc. 0.06ms from Lisbon, PT
195.57.27.144 AS3352 TELEFONICA DE ESPANA S.A.U. 1.35ms from Madrid, ES
173.255.233.32 AS63949 Akamai Connected Cloud 0.11ms from Morris Plains, US
114.221.170.128 AS4134 CHINANET-BACKBONE 5.24ms from Nanjing, CN
88.167.78.240 AS12322 Free SAS 5.52ms from Paris, FR
91.172.159.176 AS12322 Free SAS 3.34ms from Paris, FR
80.67.162.64 AS20766 Association "Gitoyen" 4.31ms from Paris, FR

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -m5 18.9.217.187
traceroute to 18.9.217.187 (18.9.217.187): 5 hops max, 52 byte packets
2 [AS3356] 4.68.70.45 11.956 ms
3 *
4 *
5 *
Measurement taken from IPinfo ProbeNet in Moncks Corner, US
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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