Report for 53831

Name

SQUARESPACE - Squarespace, Inc., US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

53831 SQUARESPACE - Squarespace, Inc., US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS2914          NTT-DATA-2914 - NTT America, Inc., US
    AS1299          TWELVE99 Arelion, fka Telia Carrier, SE
    AS32787         PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
18817 AS53831        ORIGIN  Originate:       3584 /20.19  Transit:          0 /0.00  SQUARESPACE - Squarespace, Inc., US

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
17254 AS53831       SQUARESPACE - Squarespace, Inc., US               11      4      2      9      2  18.18%


  Prefix               AS Path                              Aggregation Suggestion
  8.36.86.0/24         4777 2516 1299 53831   
  8.41.221.0/24        4777 2516 1299 53831   
  65.39.205.0/24       4777 32787 53831       
  142.202.16.0/22      4608 7575 2914 53831   
  142.202.16.0/23      4777 32787 53831     + Announce - aggregate of 142.202.16.0/24 (4777 32787 53831) and 142.202.17.0/24 (4777 32787 53831)
  142.202.16.0/24      4777 32787 53831     - Withdrawn - aggregated with 142.202.17.0/24 (4777 32787 53831)
  142.202.17.0/24      4777 32787 53831     - Withdrawn - aggregated with 142.202.16.0/24 (4777 32787 53831)
  142.202.19.0/24      4777 32787 53831       
  192.187.26.0/23      4777 2516 1299 53831 + Announce - aggregate of 192.187.26.0/24 (4777 2516 1299 53831) and 192.187.27.0/24 (4777 2516 1299 53831)
  192.187.26.0/24      4777 2516 1299 53831 - Withdrawn - aggregated with 192.187.27.0/24 (4777 2516 1299 53831)
  192.187.27.0/24      4777 2516 1299 53831 - Withdrawn - aggregated with 192.187.26.0/24 (4777 2516 1299 53831)
  198.49.23.0/24       4777 32787 53831       
  198.185.159.0/24     4777 32787 53831       

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS53831   7 More Specifics   11 Total Advertisements   SQUARESPACE - Squarespace, Inc., US
    8.36.86.0/24                  8.32.0.0/11
    8.41.221.0/24                 8.32.0.0/11
    142.202.16.0/24               142.202.16.0/22
    142.202.17.0/24               142.202.16.0/22
    142.202.19.0/24               142.202.16.0/22
    192.187.26.0/24               192.187.26.0/23
    192.187.27.0/24               192.187.26.0/23

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 142.202.16.0/22             Announced

Whois Entry

whois: 402332

IANA has recorded AS53831 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS53831\n             
             #
             # 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:       53831
             ASName:         SQUARESPACE
             ASHandle:       AS53831
             RegDate:        2013-01-02
             Updated:        2017-01-04
             Comment:        Squarespace
             Comment:        https://www.squarespace.com
             Ref:            https://rdap.arin.net/registry/autnum/53831
             
             
             OrgName:        Squarespace, Inc.
             OrgId:          SQUAR-30
             Address:        225 Varick St
             City:           New York
             StateProv:      NY
             PostalCode:     10014
             Country:        US
             RegDate:        2012-04-26
             Updated:        2017-01-04
             Comment:        https://squarespace.com
             Ref:            https://rdap.arin.net/registry/entity/SQUAR-30
             
             
             OrgNOCHandle: SYSTE409-ARIN
             OrgNOCName:   Systems
             OrgNOCPhone:  +1-347-758-4644 
             OrgNOCEmail:  systems-net@squarespace.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/SYSTE409-ARIN
             
             OrgTechHandle: SYSTE409-ARIN
             OrgTechName:   Systems
             OrgTechPhone:  +1-347-758-4644 
             OrgTechEmail:  systems-net@squarespace.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/SYSTE409-ARIN
             
             OrgAbuseHandle: ABUSE5803-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-347-758-4644 
             OrgAbuseEmail:  abuse-network@squarespace.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5803-ARIN
             
             RAbuseHandle: ABUSE5803-ARIN
             RAbuseName:   Abuse
             RAbusePhone:  +1-347-758-4644 
             RAbuseEmail:  abuse-network@squarespace.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5803-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.
             #