[Eril-l] Taylor & Francis blocking IP addresses due to excessive use

[Sunshine Carter]

Ditto here in Minnesota, last week. One DOI, lots of successive requests.
I informed T&F that the log seemed to indicate a looping browser (based on
our Libraries IT analysis).
Sunshine

--
Sunshine Carter
Director, Collection Strategy & eResource Management | University Libraries
| lib.umn.edu
University of Minnesota | umn.edu | 612-625-5615
she, her, hers


On Mon, Jan 23, 2023 at 3:10 PM John Kimbrough <jwk77 at georgetown.edu> wrote:

> Georgetown (DC) has had 5 blocks from T&F in the past two weeks. One was
> for a variety of different articles (per Joe's email, maybe we also had a
> user with a quick download finger?), but the other four blocks have been
> the same behavior everyone else is experiencing -- lots of requests for the
> same/article DOI in under 60 seconds, from an on-campus IP.
>
> We don't know anything else (yet), but are glad to hear we aren't the only
> ones!
>
> John
>
> John Kimbrough
> Electronic Resources Librarian
> Technical Services Department
> Georgetown University Library
> jwk77 at georgetown.edu | eresources at georgetown.edu
>
> On Mon, Jan 23, 2023 at 3:46 PM Martina Anderson <martinaa at mit.edu> wrote:
>
>> We have experienced the same thing with T&F and with University of
>> Chicago Press Journals over the last week. U of Chicago Press thinks the
>> issue is on their end, but we and they are still trying to establish
>> exactly the source of the issue. In the past, we’ve seen citation software
>> causing this same issue but at least in the T&F case (where we talked with
>> the user), that was not the case this time around.
>>
>>
>>
>> If anyone figures out what’s going on, please share info!
>>
>>
>>
>> --Martina
>>
>>
>>
>> ___________________________
>>
>> Martina Anderson (she/her/hers)
>>
>> Acquisitions & Appraisal Librarian
>>
>> MIT Libraries
>>
>> 105 Broadway, Suite 6101
>>
>> Cambridge, MA 02142
>>
>> martinaa at mit.edu
>>
>>
>>
>> *From:* Eril-l <eril-l-bounces at lists.eril-l.org> *On Behalf Of *Sara
>> Hills
>> *Sent:* Monday, January 23, 2023 3:19 PM
>> *To:* Kenyon Stuart <kstuart at umich.edu>; eril-l at lists.eril-l.org
>> *Subject:* Re: [Eril-l] Taylor & Francis blocking IP addresses due to
>> excessive use
>>
>>
>>
>> Hello Kenyon -
>>
>>
>>
>> Yes, we've experienced the same thing. We've had a number of reports of
>> on-campus IP addresses being blocked. We're still trying to figure out what
>> the cause was/is.
>>
>>
>>
>> I'm happy to know we're not alone!
>>
>>
>>
>> Sara K Hills
>>
>> Electronic Resources and Serials Librarian
>>
>> *Interim Head of Acquisitions and Resource Management*
>>
>> American University, Washington DC 20016
>>
>> 202-885-3203
>>
>>
>> ------------------------------
>>
>> *From:* Eril-l <eril-l-bounces at lists.eril-l.org> on behalf of Kenyon
>> Stuart <kstuart at umich.edu>
>> *Sent:* Monday, January 23, 2023 2:49 PM
>> *To:* eril-l at lists.eril-l.org <eril-l at lists.eril-l.org>
>> *Subject:* [Eril-l] Taylor & Francis blocking IP addresses due to
>> excessive use
>>
>>
>>
>> *External Email:* Use caution with links and attachments.
>>
>> Hello,
>>
>>
>>
>> We received a few reports last week from Taylor & Francis that they had
>> temporarily blocked one of our IP addresses because of excessive connection
>> to Taylor & Francis Online (tandfonline.com
>> <https://urldefense.com/v3/__http:/tandfonline.com__;!!IaT_gp1N!wSm7aYZLkckv-8S1C-SYwjntc5qMzp8ODu3z8wutJm7cSZGTO_AYW6G5VUdGKWibs7S8xyLzjwiA4eHfEuc$>).
>> The activity occurs over a period of one or two minutes and involves dozens
>> of connections to only 1 or 2 pages. The block seems to occur after 100
>> total connection attempts.
>>
>>
>>
>> Our IT group investigated and suggested the activity could be due to a
>> buggy browser. We've contacted a few users and they mentioned they were
>> using Chrome and Zotero.
>>
>>
>>
>> Has anyone else experienced similar issues with Taylor & Francis Online
>> or with Chrome or Zotero? If yes, do you have any suggestions on what we
>> can do or should investigate?
>>
>>
>>
>> Thank you,
>>
>>
>>
>> Kenyon Stuart
>>
>> Electronic Resource Management Unit
>>
>> 320 Harlan Hatcher Graduate Library
>>
>> University of Michigan
>>
>> Ann Arbor, Michigan 48109-1190 USA
>>
>> email: kstuart at umich.edu
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>> Eril-l at lists.eril-l.org
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>>
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