I was running the "btrfs send --no-data -p parent child | btrfs receive --dump | grep ^update_extents" command against yesterday's and today's snapshots to see the differences between them. A 6MB txt file was dumped.
Examining the data imagine my surprise when I found a LOT of the following lines in the listing:
I was curious about what "umass-my.sharepoint.com" was for, besides what one might suspect? Sharepoint is M$ technology. Why is FireFox dumping data to that source. I browsed to that URL and was greeted with
(can't upload image -- upload manager claims file is corrupt, but it is a Microsoft login screen - https://login.microsoftonline.com - for UMass Amherst)
Since it requires a login name and password what is FireFox using to access that site and dump data? And, what kind of data are they dumping?
jerry@jerry-hp17cn1xxx:~$ nslookup umass-my.sharepoint.com
and
Examining the data imagine my surprise when I found a LOT of the following lines in the listing:
./@202209011901/home/jerry/.mozilla/firefox/kntuu8o2.default-release/storage/default/https+++umass-my.sharepoint.com/cache/morgue/99/{9de0653d-cc4f-4838-9326-52a0c8f2c663}.final offset=0 len=1576
(can't upload image -- upload manager claims file is corrupt, but it is a Microsoft login screen - https://login.microsoftonline.com - for UMass Amherst)
Since it requires a login name and password what is FireFox using to access that site and dump data? And, what kind of data are they dumping?
jerry@jerry-hp17cn1xxx:~$ nslookup umass-my.sharepoint.com
Server: 127.0.0.53
Address: 127.0.0.53#53
Non-authoritative answer:
umass-my.sharepoint.com canonical name = umass.sharepoint.com.
umass.sharepoint.com canonical name = 3163-ipv4e.clump.prod.aa-rt.sharepoint.com.
3163-ipv4e.clump.prod.aa-rt.sharepoint.com canonical name = 18391-ipv4e.farm.prod.aa-rt.sharepoint.com.
18391-ipv4e.farm.prod.aa-rt.sharepoint.com canonical name = 18391-ipv4e.farm.prod.sharepointonline.com.akadns.net.
18391-ipv4e.farm.prod.sharepointonline.com.akadns.net canonical name = 18391-ipv4.farm.prod.aa-rt.sharepoint.com.dual-spo-0004.
spo-msedge.net.
18391-ipv4.farm.prod.aa-rt.sharepoint.com.dual-spo-0004.spo-msedge.net canonical name = dual-spo-0004.spo-msedge.net.
Name: dual-spo-0004.spo-msedge.net
Address: 13.107.138.9
Name: dual-spo-0004.spo-msedge.net
Address: 13.107.136.9
Address: 127.0.0.53#53
Non-authoritative answer:
umass-my.sharepoint.com canonical name = umass.sharepoint.com.
umass.sharepoint.com canonical name = 3163-ipv4e.clump.prod.aa-rt.sharepoint.com.
3163-ipv4e.clump.prod.aa-rt.sharepoint.com canonical name = 18391-ipv4e.farm.prod.aa-rt.sharepoint.com.
18391-ipv4e.farm.prod.aa-rt.sharepoint.com canonical name = 18391-ipv4e.farm.prod.sharepointonline.com.akadns.net.
18391-ipv4e.farm.prod.sharepointonline.com.akadns.net canonical name = 18391-ipv4.farm.prod.aa-rt.sharepoint.com.dual-spo-0004.
spo-msedge.net.
18391-ipv4.farm.prod.aa-rt.sharepoint.com.dual-spo-0004.spo-msedge.net canonical name = dual-spo-0004.spo-msedge.net.
Name: dual-spo-0004.spo-msedge.net
Address: 13.107.138.9
Name: dual-spo-0004.spo-msedge.net
Address: 13.107.136.9
jerry@jerry-hp17cn1xxx:~$ whois 13.107.138.9
#
# 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/regis...acy_reporting/
#
# Copyright 1997-2022, American Registry for Internet Numbers, Ltd.
#
NetRange: 13.64.0.0 - 13.107.255.255
CIDR: 13.104.0.0/14, 13.64.0.0/11, 13.96.0.0/13
NetName: MSFT
NetHandle: NET-13-64-0-0-1
Parent: NET13 (NET-13-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Microsoft Corporation (MSFT)
RegDate: 2015-03-26
Updated: 2021-12-14
Ref: https://rdap.arin.net/registry/ip/13.64.0.0
OrgName: Microsoft Corporation
OrgId: MSFT
Address: One Microsoft Way
City: Redmond
StateProv: WA
PostalCode: 98052
Country: US
RegDate: 1998-07-10
Updated: 2022-03-28
Comment: To report suspected security issues specific to traffic emanating from Microsoft online services, including the d
istribution of malicious content or other illicit or illegal material through a Microsoft online service, please submit reports t
o:
Comment: * https://cert.microsoft.com.
Comment:
Comment: For SPAM and other abuse issues, such as Microsoft Accounts, please contact:
Comment: * abuse@microsoft.com.
Comment:
Comment: To report security vulnerabilities in Microsoft products and services, please contact:
Comment: * secure@microsoft.com.
Comment:
Comment: For legal and law enforcement-related requests, please contact:
Comment: * msndcc@microsoft.com
Comment:
Comment: For routing, peering or DNS issues, please
Comment: contact:
Comment: * IOC@microsoft.com
Ref: https://rdap.arin.net/registry/entity/MSFT
OrgTechHandle: IPHOS5-ARIN
OrgTechName: IPHostmaster, IPHostmaster
OrgTechPhone: +1-425-538-6637
OrgTechEmail: iphostmaster@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPHOS5-ARIN
OrgTechHandle: MRPD-ARIN
OrgTechName: Microsoft Routing, Peering, and DNS
OrgTechPhone: +1-425-882-8080
OrgTechEmail: IOC@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/MRPD-ARIN
OrgAbuseHandle: MAC74-ARIN
OrgAbuseName: Microsoft Abuse Contact
OrgAbusePhone: +1-425-882-8080
OrgAbuseEmail: abuse@microsoft.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/MAC74-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/regis...acy_reporting/
#
# Copyright 1997-2022, American Registry for Internet Numbers, Ltd.
#
#
# 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/regis...acy_reporting/
#
# Copyright 1997-2022, American Registry for Internet Numbers, Ltd.
#
NetRange: 13.64.0.0 - 13.107.255.255
CIDR: 13.104.0.0/14, 13.64.0.0/11, 13.96.0.0/13
NetName: MSFT
NetHandle: NET-13-64-0-0-1
Parent: NET13 (NET-13-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Microsoft Corporation (MSFT)
RegDate: 2015-03-26
Updated: 2021-12-14
Ref: https://rdap.arin.net/registry/ip/13.64.0.0
OrgName: Microsoft Corporation
OrgId: MSFT
Address: One Microsoft Way
City: Redmond
StateProv: WA
PostalCode: 98052
Country: US
RegDate: 1998-07-10
Updated: 2022-03-28
Comment: To report suspected security issues specific to traffic emanating from Microsoft online services, including the d
istribution of malicious content or other illicit or illegal material through a Microsoft online service, please submit reports t
o:
Comment: * https://cert.microsoft.com.
Comment:
Comment: For SPAM and other abuse issues, such as Microsoft Accounts, please contact:
Comment: * abuse@microsoft.com.
Comment:
Comment: To report security vulnerabilities in Microsoft products and services, please contact:
Comment: * secure@microsoft.com.
Comment:
Comment: For legal and law enforcement-related requests, please contact:
Comment: * msndcc@microsoft.com
Comment:
Comment: For routing, peering or DNS issues, please
Comment: contact:
Comment: * IOC@microsoft.com
Ref: https://rdap.arin.net/registry/entity/MSFT
OrgTechHandle: IPHOS5-ARIN
OrgTechName: IPHostmaster, IPHostmaster
OrgTechPhone: +1-425-538-6637
OrgTechEmail: iphostmaster@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPHOS5-ARIN
OrgTechHandle: MRPD-ARIN
OrgTechName: Microsoft Routing, Peering, and DNS
OrgTechPhone: +1-425-882-8080
OrgTechEmail: IOC@microsoft.com
OrgTechRef: https://rdap.arin.net/registry/entity/MRPD-ARIN
OrgAbuseHandle: MAC74-ARIN
OrgAbuseName: Microsoft Abuse Contact
OrgAbusePhone: +1-425-882-8080
OrgAbuseEmail: abuse@microsoft.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/MAC74-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/regis...acy_reporting/
#
# Copyright 1997-2022, American Registry for Internet Numbers, Ltd.
#
Comment