`mtr --report --report-wide --report-cycles=1 216.73.216.20`
Start: 2025-12-07T08:15:00+0100
HOST: firefly Loss% Snt Last Avg Best Wrst StDev
1.|-- 5.101.110.7 0.0% 1 1.5 1.5 1.5 1.5 0.0
2.|-- 143.244.192.26 0.0% 1 1.0 1.0 1.0 1.0 0.0
3.|-- 143.244.224.82 0.0% 1 1.2 1.2 1.2 1.2 0.0
4.|-- 143.244.224.81 0.0% 1 0.6 0.6 0.6 0.6 0.0
5.|-- ??? 100.0 1 0.0 0.0 0.0 0.0 0.0
6.|-- be2283.ccr42.ams03.atlas.cogentco.com 0.0% 1 2.4 2.4 2.4 2.4 0.0
7.|-- be2183.ccr22.lpl01.atlas.cogentco.com 0.0% 1 12.1 12.1 12.1 12.1 0.0
8.|-- be3043.ccr22.ymq01.atlas.cogentco.com 0.0% 1 81.1 81.1 81.1 81.1 0.0
9.|-- be2090.rcr21.ymq02.atlas.cogentco.com 0.0% 1 81.6 81.6 81.6 81.6 0.0
10.|-- ??? 100.0 1 0.0 0.0 0.0 0.0 0.0
11.|-- 108.166.252.45 0.0% 1 103.3 103.3 103.3 103.3 0.0
12.|-- ??? 100.0 1 0.0 0.0 0.0 0.0 0.0
`ipin 216.73.216.20`
4 Address: 216.73.216.20
4 Prefix: 216.73.216.0/22
4 Origin: AS16509 [AMAZON-02, US]
`dig -x 216.73.216.20`
; <<>> DiG 9.20.2-1-Debian <<>> -x 216.73.216.20
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 2734
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1232
; COOKIE: cf8c2488ce559274010000006935297de4d600bcd8a2e27a (good)
;; QUESTION SECTION:
;20.216.73.216.in-addr.arpa. IN PTR
;; AUTHORITY SECTION:
216.in-addr.arpa. 10799 IN SOA z.arin.net. dns-ops.arin.net. 2017039694 1800 900 691200 10800
;; Query time: 0 msec
;; SERVER: 127.0.0.1#53(127.0.0.1) (UDP)
;; WHEN: Sun Dec 07 08:15:09 CET 2025
;; MSG SIZE rcvd: 137
`whois 216.73.216.20`
#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#
# start
NetRange: 216.73.208.0 - 216.73.219.255
CIDR: 216.73.208.0/21, 216.73.216.0/22
NetName: AMAZO-4
NetHandle: NET-216-73-208-0-1
Parent: NET216 (NET-216-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Amazon.com, Inc. (AMAZO-4)
RegDate: 2024-03-26
Updated: 2024-03-26
Ref: https://rdap.arin.net/registry/ip/216.73.208.0
OrgName: Amazon.com, Inc.
OrgId: AMAZO-4
Address: Amazon Web Services, Inc.
Address: P.O. Box 81226
City: Seattle
StateProv: WA
PostalCode: 98108-1226
Country: US
RegDate: 2005-09-29
Updated: 2022-09-30
Comment: For details of this service please see
Comment: http://ec2.amazonaws.com
Ref: https://rdap.arin.net/registry/entity/AMAZO-4
OrgNOCHandle: AANO1-ARIN
OrgNOCName: Amazon AWS Network Operations
OrgNOCPhone: +1-206-555-0000
OrgNOCEmail: amzn-noc-contact@amazon.com
OrgNOCRef: https://rdap.arin.net/registry/entity/AANO1-ARIN
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-555-0000
OrgAbuseEmail: trustandsafety@support.aws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN
OrgRoutingHandle: ARMP-ARIN
OrgRoutingName: AWS RPKI Management POC
OrgRoutingPhone: +1-206-555-0000
OrgRoutingEmail: aws-rpki-routing-poc@amazon.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/ARMP-ARIN
OrgRoutingHandle: IPROU3-ARIN
OrgRoutingName: IP Routing
OrgRoutingPhone: +1-206-555-0000
OrgRoutingEmail: aws-routing-poc@amazon.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/IPROU3-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-555-0000
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN
# end
# start
NetRange: 216.73.216.0 - 216.73.219.255
CIDR: 216.73.216.0/22
NetName: AWS-ANTHROPIC
NetHandle: NET-216-73-216-0-1
Parent: AMAZO-4 (NET-216-73-208-0-1)
NetType: Reassigned
OriginAS:
Organization: Anthropic, PBC (AP-2440)
RegDate: 2024-06-05
Updated: 2024-06-05
Ref: https://rdap.arin.net/registry/ip/216.73.216.0
OrgName: Anthropic, PBC
OrgId: AP-2440
Address: 548 Market St.
Address: PMB 90375
City: San Francisco
StateProv: CA
PostalCode: 94104-5401
Country: US
RegDate: 2023-07-31
Updated: 2023-08-22
Ref: https://rdap.arin.net/registry/entity/AP-2440
OrgAbuseHandle: ANTHR5-ARIN
OrgAbuseName: Anthropic
OrgAbusePhone: +1-415-236-0599
OrgAbuseEmail: arin@anthropic.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ANTHR5-ARIN
OrgNOCHandle: ANTHR5-ARIN
OrgNOCName: Anthropic
OrgNOCPhone: +1-415-236-0599
OrgNOCEmail: arin@anthropic.com
OrgNOCRef: https://rdap.arin.net/registry/entity/ANTHR5-ARIN
OrgTechHandle: ANTHR5-ARIN
OrgTechName: Anthropic
OrgTechPhone: +1-415-236-0599
OrgTechEmail: arin@anthropic.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANTHR5-ARIN
OrgRoutingHandle: ANTHR5-ARIN
OrgRoutingName: Anthropic
OrgRoutingPhone: +1-415-236-0599
OrgRoutingEmail: arin@anthropic.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/ANTHR5-ARIN
OrgDNSHandle: ANTHR5-ARIN
OrgDNSName: Anthropic
OrgDNSPhone: +1-415-236-0599
OrgDNSEmail: arin@anthropic.com
OrgDNSRef: https://rdap.arin.net/registry/entity/ANTHR5-ARIN
# end
#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#