I'd guess the 1.2.3.50 IP relates to a destination rather than your device's source IP
Probably relates to a content optimisation solution sat inside Vodaphone data network, used to resize images or re-code video streams to match end user device capabilities and so reduce download traffic volumes Regards Bob ________________________________________ From: uknof [[email protected]] on behalf of [email protected] [[email protected]] Sent: 17 September 2014 12:00 To: [email protected] Subject: uknof Digest, Vol 69, Issue 34 Send uknof mailing list submissions to [email protected] To subscribe or unsubscribe via the World Wide Web, visit https://lists.uknof.org.uk/cgi-bin/mailman/listinfo/uknof or, via email, send a message with subject or body 'help' to [email protected] You can reach the person managing the list at [email protected] When replying, please edit your Subject line so it is more specific than "Re: Contents of uknof digest..." Today's Topics: 1. Re: Virgin Media Products (Peter Knapp) 2. Re: Vodafone UK/AS25135, 1.2.3.50 O RLY? (Greg Choules) 3. Re: Vodafone UK/AS25135, 1.2.3.50 O RLY? (Peter Knapp) ---------------------------------------------------------------------- Message: 1 Date: Tue, 16 Sep 2014 21:00:53 +0000 From: Peter Knapp <[email protected]> To: Howard Jones <[email protected]>, "[email protected]" <[email protected]> Subject: Re: [uknof] Virgin Media Products Message-ID: <[email protected]> Content-Type: text/plain; charset="us-ascii" And heaven help you if you centre around Telehouse when any maintenance at Poplar means youve got a customer notification list of hundreds or thousands. We learned that pretty quickly and home regionally on a selection of pops now thankfully Peter Knapp -------- Original message -------- From: Howard Jones <[email protected]> Date:16/09/2014 22:58 (GMT+02:00) To: [email protected] Cc: Subject: Re: [uknof] Virgin Media Products On 16/09/2014 20:19, Tom Hill wrote: > On 16/09/14 13:56, Chris Russell wrote: >> IPVPN - VM version of IPClear (over 3G, Broadband, etc etc) > Including National Ethernet, too. 20Mbit lines terminated on Alcatel > NTEs *and* 3900 ISR G2s. > > *grumbles at rack utilisation* > Also, don't bother with National Ethernet if you want an 'always up' line - there is a weekly maintenance window that gets used for something most weeks, as far as I can tell. If you have a number of these circuits, most wednesday mornings will greet you with a mail from someone asking about ospf flaps overnight. -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://lists.uknof.org.uk/cgi-bin/mailman/private/uknof/attachments/20140916/02d439d8/attachment-0001.html> ------------------------------ Message: 2 Date: Tue, 16 Sep 2014 17:09:01 +0000 From: Greg Choules <[email protected]> To: Alexander Harrowell <[email protected]>, "[email protected]" <[email protected]> Subject: Re: [uknof] Vodafone UK/AS25135, 1.2.3.50 O RLY? Message-ID: <dfa21e15c6be9b4db0321e29a1a7daa7ff2df...@mr1-wcs-exm01.corpuk.net> Content-Type: text/plain; charset="utf-8" My *guess* is that there are insufficient RFC1918 (v4) addresses to go around both 3G and 4G mobile terminals and since everything that needs to go externally will be NATed to a public IP anyway it doesn't matter what is used between your handset and VF's packet core. Anything you choose potentially looks like you are squatting on someone else's space. At least they picked what looked like an unannounced (at the time) prefix. Greg -----Original Message----- From: uknof [mailto:[email protected]] On Behalf Of Alexander Harrowell Sent: 16 September 2014 14:44 To: [email protected] Subject: [uknof] Vodafone UK/AS25135, 1.2.3.50 O RLY? I was a little surprised, using Vodafone LTE as a backup link yesterday morning, to see "Read 1.2.3.50" from my web browser. 1.2.3.50 isn't a Vodafone netblock and is actually an APNIC debogon. Squatting in 1/8 is a bit dated isn't it? Seems to be some sort of proxy listening on 80 and 25. whois 1.2.3.50 % [whois.apnic.net] % Whois data copyright terms http://www.apnic.net/db/dbcopyright.html % Information related to '1.2.3.0 - 1.2.3.255' inetnum: 1.2.3.0 - 1.2.3.255 netname: Debogon-prefix descr: APNIC Debogon Project descr: APNIC Pty Ltd country: AU admin-c: AR302-AP tech-c: AR302-AP mnt-by: APNIC-HM mnt-routes: MAINT-AU-APNIC-GM85-AP mnt-irt: IRT-APNICRANDNET-AU status: ASSIGNED PORTABLE changed: [email protected] 20110922 source: APNIC irt: IRT-APNICRANDNET-AU address: PO Box 3646 address: South Brisbane, QLD 4101 address: Australia e-mail: [email protected] abuse-mailbox: [email protected] admin-c: AR302-AP tech-c: AR302-AP auth: # Filtered mnt-by: MAINT-AU-APNIC-GM85-AP changed: [email protected] 20110922 source: APNIC role: APNIC RESEARCH address: PO Box 3646 address: South Brisbane, QLD 4101 address: Australia country: AU phone: +61-7-3858-3188 fax-no: +61-7-3858-3199 e-mail: [email protected] remarks: ++++++++++++++++++ remarks: + Address blocks listed with this contact remarks: + are withheld from general use and are remarks: + only routed briefly for passive testing. remarks: + remarks: + If you are receiving unwanted traffic remarks: + it is almost certainly spoofed source remarks: + or hijacked address usage. remarks: + remarks: + http://en.wikipedia.org/wiki/IP_address_spoofing remarks: + http://en.wikipedia.org/wiki/Regional_internet_registry remarks: + remarks: ++++++++++++++++++ nic-hdl: AR302-AP tech-c: AH256-AP admin-c: AH256-AP mnt-by: MAINT-APNIC-AP changed: [email protected] 20110822 source: APNIC % This query was served by the APNIC Whois Service version 1.69.1-APNICv1r0 (WHOIS4) ________________________________________________________________________ This e-mail message (including any attachment) is intended only for the personal use of the recipient(s) named above. This message is confidential and may be legally privileged. If you are not an intended recipient, you may not review, copy or distribute this message. If you have received this communication in error, please notify us immediately by e-mail and delete the original message. Any views or opinions expressed in this message are those of the author only. Furthermore, this message (including any attachment) does not create any legally binding rights or obligations whatsoever, which may only be created by the exchange of hard copy documents signed by a duly authorised representative of Hutchison 3G UK Limited. Hutchison 3G UK Limited is a company registered in England and Wales with company number 3885486. Registered Office Star House, 20 Grenfell Road, Maidenhead, Berkshire SL6 1EH ________________________________________________________________________ ------------------------------ Message: 3 Date: Tue, 16 Sep 2014 23:26:07 +0000 From: Peter Knapp <[email protected]> To: Greg Choules <[email protected]>, "[email protected]" <[email protected]> Subject: Re: [uknof] Vodafone UK/AS25135, 1.2.3.50 O RLY? Message-ID: <[email protected]> Content-Type: text/plain; charset="us-ascii" Greg. Im buying your arguement re 1918 space for the handsets but surely if you stuck a 1918 10x range on each HLG even the biggest mobile op would have space? Pete -------- Original message -------- From: Greg Choules <[email protected]> Date:17/09/2014 01:56 (GMT+02:00) To: Alexander Harrowell <[email protected]>,[email protected] Cc: Subject: Re: [uknof] Vodafone UK/AS25135, 1.2.3.50 O RLY? My *guess* is that there are insufficient RFC1918 (v4) addresses to go around both 3G and 4G mobile terminals and since everything that needs to go externally will be NATed to a public IP anyway it doesn't matter what is used between your handset and VF's packet core. Anything you choose potentially looks like you are squatting on someone else's space. At least they picked what looked like an unannounced (at the time) prefix. Greg -----Original Message----- From: uknof [mailto:[email protected]] On Behalf Of Alexander Harrowell Sent: 16 September 2014 14:44 To: [email protected] Subject: [uknof] Vodafone UK/AS25135, 1.2.3.50 O RLY? I was a little surprised, using Vodafone LTE as a backup link yesterday morning, to see "Read 1.2.3.50" from my web browser. 1.2.3.50 isn't a Vodafone netblock and is actually an APNIC debogon. Squatting in 1/8 is a bit dated isn't it? Seems to be some sort of proxy listening on 80 and 25. whois 1.2.3.50 % [whois.apnic.net] % Whois data copyright terms http://www.apnic.net/db/dbcopyright.html % Information related to '1.2.3.0 - 1.2.3.255' inetnum: 1.2.3.0 - 1.2.3.255 netname: Debogon-prefix descr: APNIC Debogon Project descr: APNIC Pty Ltd country: AU admin-c: AR302-AP tech-c: AR302-AP mnt-by: APNIC-HM mnt-routes: MAINT-AU-APNIC-GM85-AP mnt-irt: IRT-APNICRANDNET-AU status: ASSIGNED PORTABLE changed: [email protected] 20110922 source: APNIC irt: IRT-APNICRANDNET-AU address: PO Box 3646 address: South Brisbane, QLD 4101 address: Australia e-mail: [email protected] abuse-mailbox: [email protected] admin-c: AR302-AP tech-c: AR302-AP auth: # Filtered mnt-by: MAINT-AU-APNIC-GM85-AP changed: [email protected] 20110922 source: APNIC role: APNIC RESEARCH address: PO Box 3646 address: South Brisbane, QLD 4101 address: Australia country: AU phone: +61-7-3858-3188 fax-no: +61-7-3858-3199 e-mail: [email protected] remarks: ++++++++++++++++++ remarks: + Address blocks listed with this contact remarks: + are withheld from general use and are remarks: + only routed briefly for passive testing. remarks: + remarks: + If you are receiving unwanted traffic remarks: + it is almost certainly spoofed source remarks: + or hijacked address usage. remarks: + remarks: + http://en.wikipedia.org/wiki/IP_address_spoofing remarks: + http://en.wikipedia.org/wiki/Regional_internet_registry remarks: + remarks: ++++++++++++++++++ nic-hdl: AR302-AP tech-c: AH256-AP admin-c: AH256-AP mnt-by: MAINT-APNIC-AP changed: [email protected] 20110822 source: APNIC % This query was served by the APNIC Whois Service version 1.69.1-APNICv1r0 (WHOIS4) ________________________________________________________________________ This e-mail message (including any attachment) is intended only for the personal use of the recipient(s) named above. This message is confidential and may be legally privileged. If you are not an intended recipient, you may not review, copy or distribute this message. If you have received this communication in error, please notify us immediately by e-mail and delete the original message. Any views or opinions expressed in this message are those of the author only. Furthermore, this message (including any attachment) does not create any legally binding rights or obligations whatsoever, which may only be created by the exchange of hard copy documents signed by a duly authorised representative of Hutchison 3G UK Limited. Hutchison 3G UK Limited is a company registered in England and Wales with company number 3885486. Registered Office Star House, 20 Grenfell Road, Maidenhead, Berkshire SL6 1EH ________________________________________________________________________ -------------- next part -------------- An HTML attachment was scrubbed... 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