ASN AS70 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS70?

AS70 is listed under National Library of Medicine.

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.

AS70 National Library of Medicine

National Library of Medicine nih.gov

US 66 Routes

AS Data

AS70

AS70 – National Library of Medicine

AS Number	70
AS Name	NLM-GW
Organization	National Library of Medicine (nlm-z)
Country	US
Website	nih.gov
Number of IPv4 Routes	64
Number of IPv6 Routes	2
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	1986-04-14

ASN Intelligence API for production workflows

Use ASN data for AS70 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
130.14.75.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.236.0/22	AS70	National Library of Medicine	National Library of Medicine	1024
130.14.2.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.177.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.180.0/23	AS70	National Library of Medicine	National Library of Medicine	512
130.14.156.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.0.0/16	AS70	National Library of Medicine	National Library of Medicine	65536
130.14.12.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.147.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.160.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.168.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.119.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.244.0/23	AS70	National Library of Medicine	National Library of Medicine	512
130.14.200.0/21	AS70	National Library of Medicine	National Library of Medicine	2048
130.14.128.0/17	AS70	National Library of Medicine	National Library of Medicine	32768
130.14.242.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.142.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.123.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.8.0/23	AS70	National Library of Medicine	National Library of Medicine	512
130.14.0.0/18	AS70	National Library of Medicine	National Library of Medicine	16384
130.14.114.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.5.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.64.0/18	AS70	National Library of Medicine	National Library of Medicine	16384
130.14.43.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.170.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.72.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.248.0/23	AS70	National Library of Medicine	National Library of Medicine	512
130.14.112.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.176.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.20.0/23	AS70	National Library of Medicine	National Library of Medicine	512
130.14.232.0/22	AS70	National Library of Medicine	National Library of Medicine	1024
130.14.157.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.254.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.148.0/24	AS70	National Library of Medicine	National Library of Medicine	256
2607:f220:41e::/48	AS70	National Library of Medicine	National Institutes of Health	~1×10²⁴
130.14.128.0/18	AS70	National Library of Medicine	National Library of Medicine	16384
130.14.0.0/17	AS70	National Library of Medicine	National Library of Medicine	32768
130.14.192.0/18	AS70	National Library of Medicine	National Library of Medicine	16384
130.14.240.0/23	AS70	National Library of Medicine	National Library of Medicine	512
130.14.169.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.11.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.192.0/22	AS70	National Library of Medicine	National Library of Medicine	1024
130.14.143.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.241.0/24	AS70	National Library of Medicine	National Library of Medicine	256
2607:f220:411::/48	AS70	National Library of Medicine	National Institutes of Health	~1×10²⁴
130.14.106.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.253.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.6.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.136.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.110.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.155.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.71.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.120.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.118.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.124.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.77.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.108.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.162.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.144.0/24	AS70	National Library of Medicine	National Library of Medicine	256
130.14.231.0/24	AS70	National Library of Medicine	National Library of Medicine	256

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:       70
ASName:         NLM-GW
ASHandle:       AS70
RegDate:        1986-04-14
Updated:        2024-10-04
Ref:            https://rdap.arin.net/registry/autnum/70


OrgName:        National Library of Medicine
OrgId:          NLM-Z
Address:        8600 Rockville Pike
City:           Bethessda
StateProv:      MD
PostalCode:     20817
Country:        US
RegDate:        2024-09-27
Updated:        2024-09-27
Ref:            https://rdap.arin.net/registry/entity/NLM-Z


OrgAbuseHandle: NAC15-ARIN
OrgAbuseName:   Network Abuse Center
OrgAbusePhone:  +1-301-496-2943 
OrgAbuseEmail:  abuse@nlm.nih.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NAC15-ARIN

OrgTechHandle: GATES18-ARIN
OrgTechName:   Gates, Kevin 
OrgTechPhone:  +1-301-496-2572 
OrgTechEmail:  kevin.gates@nih.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/GATES18-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" : "70",
    "as_handle" : "AS70",
    "as_name" : "NLM-GW",
    "tech_contacts" : [ "GATES18-ARIN" ],
    "abuse_contacts" : [ "NAC15-ARIN" ],
    "date_created" : "1986-04-14",
    "date_updated" : "2024-10-04",
    "source" : "https://rdap.arin.net/registry/autnum/70"
  } ],
  "organization" : {
    "handle" : "NLM-Z",
    "name" : "National Library of Medicine",
    "address" : [ "8600 Rockville Pike", "Bethessda", "MD", "20817", "US" ],
    "street" : "Rockville Pike",
    "city" : "Bethessda",
    "state" : "MD",
    "zip_code" : "20817",
    "country" : [ "US" ],
    "date_created" : "2024-09-27",
    "date_updated" : "2024-09-27",
    "source" : "https://rdap.arin.net/registry/entity/NLM-Z",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "GATES18-ARIN",
    "name" : "Gates, Kevin",
    "email" : [ "kevin.gates@nih.gov" ],
    "phone" : [ "+1-301-496-2572" ],
    "source" : "https://rdap.arin.net/registry/entity/GATES18-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NAC15-ARIN",
    "name" : "Network Abuse Center",
    "email" : [ "abuse@nlm.nih.gov" ],
    "phone" : [ "+1-301-496-2943" ],
    "source" : "https://rdap.arin.net/registry/entity/NAC15-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS393689	National Library of Medicine	US
AS19050	U.S. Department of Health & Human Services	US
AS10886	University of Maryland	US

Upstreams

AS Number	Description	Country
AS393689	National Library of Medicine	US
AS19050	U.S. Department of Health & Human Services	US
AS10886	University of Maryland	US

Contacts

Email Contacts

kevin.gates@nih.gov

Abuse Contacts

abuse@nlm.nih.gov

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