By the looks of it they are re routing traffic through france, Must be temporary.
Tracing route to pingbox1.thinkbroadband.co.uk [80.249.99.164]
over a maximum of 30 hops:
1 <1 ms <1 ms <1 ms
www.asusnetwork.net [192.168.1.1]
2 12 ms 14 ms 12 ms cpcx-nrtexx-x-x-gw.8-4.cable.virginmedia.com [xxxx]
3 11 ms 15 ms 7 ms nrth-core-2a-ae2-2559.network.virginmedia.net [2
13.106.255.97]
4 9 ms 10 ms 9 ms nrth-bb-1c-ae20-0.network.virginmedia.net [213.1
05.159.205]
5 9 ms 7 ms 8 ms nrth-tmr-1-ae1-0.network.virginmedia.net [213.10
5.159.30]
6 25 ms 23 ms 26 ms fran-ic-1-as0-0.network.virginmedia.net [62.253.
185.81]
7 31 ms 32 ms 30 ms be5089.mag21.fra03.atlas.cogentco.com [130.117.1
4.133]
8 30 ms 32 ms 31 ms te0-7-0-24.ccr21.fra03.atlas.cogentco.com [154.5
4.77.174]
9 36 ms 32 ms 31 ms te0-0-0-2.ccr21.ams03.atlas.cogentco.com [130.11
7.48.165]
10 32 ms 29 ms 30 ms te0-2-0-5.ccr22.lon13.atlas.cogentco.com [154.54
.76.118]
11 25 ms 27 ms 27 ms te0-6-0-0.ccr21.lon01.atlas.cogentco.com [154.54
.72.185]
12 26 ms 23 ms 23 ms te0-1-0-0.ccr21.lon02.atlas.cogentco.com [130.11
7.48.154]
13 27 ms 24 ms 25 ms te2-1.mag01.lon02.atlas.cogentco.com [130.117.50
.137]
14 28 ms 23 ms 24 ms cgt-gw1.thdo.ncuk.net [149.6.148.114]
15 30 ms 29 ms 29 ms gi0-24-10-star1.core-rs2.thdo.ncuk.net [80.249.9
7.9]
16 28 ms 28 ms 27 ms pingbox1.thinkbroadband.com [80.249.99.164]