AS Name Org Name IPv4Prefixes IPv6Prefixes IPv4 NUMs IPv6 NUMs(/64) Registry Region Looking Glass
MAX-GIGAPOP University of Maryland 15 4 5,120 16,842,752 United States
5,120 IPv4 Addresses
CIDR Description IP Num
38.124.249.0/24 University of Maryland/Mid-Atlantic Crossroads (MAX) 256
63.239.135.0/28 Federal Highway Administration (C07314009) 16
63.239.135.0/24 QLT UNIV OF MD MAX 256
65.113.61.0/24 QLT UNIV OF MD MAX 256
65.127.220.0/23 QLT UNIV OF MD MAX 512
67.133.232.0/23 QLT UNIV OF MD MAX 512
67.133.233.0/24 QLT UNIV OF MD MAX 256
129.6.112.0/24 National Institute of Standards and Technology 256
199.7.91.0/24 University of Maryland 256
206.196.176.0/21 University of Maryland 2048
206.196.177.0/24 University of Maryland 256
206.196.182.0/24 University of Maryland 256
207.245.162.0/24 National Archives and Records Administration 256
209.201.74.0/23 QLT UNIV OF MD MAX 512
209.201.75.0/24 QLT UNIV OF MD MAX 256
CIDR Description IP NUMs(prefix /64)
2001:468:c00::/41 University of Maryland 8388608
2001:468:c00::/40 University of Maryland 16777216
2001:468:c0e::/48 University of Maryland 65536
2001:500:2d::/48 University of Maryland 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 39,445,952 21,494,759,680 IPv4 IPv4 IPv6 IPv6
AS42 WOODYNET-1 - WoodyNet, US United States 58,112 14,221,312 IPv4 IPv4 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, US United States 27,533,056 310,094,888,960 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 516,864 282,703,874,752,512 IPv6 IPv6
AS19151 WVFIBER-1 - WV FIBER, US United States 68,352 4,294,967,296 IPv6 IPv6
AS1299 TELIANET - Telia Company AB, SE Sweden 302,592 17,617,955,913,728 IPv4 IPv4 IPv6 IPv6
AS396450 INTERNET2-2 - Internet2, US United States 0 0 IPv4 IPv4
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 943,872 12,886,278,144 IPv4 IPv4 IPv6 IPv6
AS11164 INTERNET2-TRANSITRAIL-CPS - Internet2, US United States 1,536 196,608 IPv4 IPv4 IPv6 IPv6
AS209 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC, US United States 20,837,120 1,117,765,894,144 IPv4 IPv4 IPv6 IPv6
AS4901 CAAREN - The George Washington University, US United States 1,024 1,048,576 IPv4 IPv4 IPv6 IPv6
AS2914 NTT-COMMUNICATIONS-2914 - NTT America, Inc., US United States 6,990,848 34,360,197,632 IPv6 IPv6
AS293 ESNET, US United States 132,864 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS11537 ABILENE - Internet2, US United States 9,472 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS11131 UMBC-AS - University of Maryland Baltimore County (UMBC), US United States 81,920 1,048,576 IPv4 IPv4 IPv6 IPv6
AS25807 ARLINGTONVA - Arlington County Government, US United States 32,768 0 IPv4 IPv4
AS27026 NETWORKMARYLAND, US United States 131,328 4,294,967,296 IPv4 IPv4
AS6059 UMS2-ASN - University of Maryland, US United States 138,496 16,777,216 IPv4 IPv4 IPv6 IPv6
AS7847 NASA-HPCC-ESS - NASA Goddard Space Flight Center, US United States 65,536 65,536 IPv4 IPv4 IPv6 IPv6
AS40102 MONTGOMERY-COLLEGE-AS1 - Montgomery College., US United States 65,536 0 IPv4 IPv4
AS70 NLM-GW - National Library of Medicine, US United States 65,536 131,072 IPv4 IPv4 IPv6 IPv6
AS1848 AS1848 - National Aeronautics and Space Administration, US United States 6,400 65,536 IPv4 IPv4 IPv6 IPv6
AS2532 LOC - Library of Congress, US United States 65,536 0 IPv4 IPv4
AS4901 CAAREN - The George Washington University, US United States 1,024 1,048,576 IPv4 IPv4 IPv6 IPv6
AS46543 UMB - University of Maryland at Baltimore, US United States 65,536 0 IPv4 IPv4
AS4 ISI-AS - University of Southern California, US United States 68,864 0 IPv4 IPv4
AS11537 ABILENE - Internet2, US United States 9,472 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS11956 NOAA-NWN - NOAA / PMEL, US United States 1,024 0 IPv4 IPv4 IPv6 IPv6
AS26020 STSCI-NET - Space Telescope Science Institute, US United States 33,536 0 IPv4 IPv4
AS27 UMDNET - University of Maryland, US United States 141,824 0 IPv4 IPv4
AS3527 NIH-NET - National Institutes of Health, US United States 336,640 2,097,152 IPv4 IPv4 IPv6 IPv6
AS5723 JHU - Johns Hopkins University, US United States 131,840 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS22767 AS22767 - National Aeronautics and Space Administration, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
United States Equinix Ashburn - Equinix Ashburn Exchange 206.126.236.143 2001:504:0:2:0:1:886:1 10 Gbps 2017-02-22 22:14:28

Private Peering Facilities

Country/Region Name City Website Updated
Equinix Ashburn (DC1-DC15) Ashburn http://www.equinix.com/ 2016-03-14 21:34:30
Level(3) McLean McLean 2016-03-14 21:12:01
CoreSite - Washington,DC (DC1) Washington http://www.coresite.com 2016-03-14 20:40:50
CoreSite - Reston (VA1) Reston http://www.coresite.com 2017-02-22 22:12:23
300 W Lexington Baltimore http://www.level3.com/ 2017-02-22 22:12:42
IP Address Domain NUMs Domains
65.127.220.148 1 webmail.ltsnet.net
ASNumber:       10886
ASName:         MAX-GIGAPOP
ASHandle:       AS10886
RegDate:        1997-12-17
Updated:        2014-02-18    
Ref:            https://rdap.arin.net/registry/autnum/10886


OrgName:        University of Maryland
OrgId:          UNIVER-262-Z
Address:        Office of Information Technology
Address:        Patuxent Building
City:           College Park
StateProv:      MD
PostalCode:     20742
Country:        US
RegDate:        2010-01-06
Updated:        2010-01-06
Ref:            https://rdap.arin.net/registry/entity/UNIVER-262-Z


OrgAbuseHandle: UARA-ARIN
OrgAbuseName:   UMD Abuse Role Account
OrgAbusePhone:  +1-301-405-8787 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/UARA-ARIN

OrgTechHandle: UM-ORG-ARIN
OrgTechName:   UMD DNS Admin Role Account
OrgTechPhone:  +1-301-405-3003 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/UM-ORG-ARIN

RTechHandle: DDI2-ARIN
RTechName:   Diller, Dave 
RTechPhone:  +1-301-314-4155 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/DDI2-ARIN