New URL spike

We recently noticed a spike in these URLs that seemingly were created at scale though we're not exactly sure what their purposes are.
https://website.informer.com/backingwork.com
https://moonsearch.com/report/backingwork.com.html
https://sitegur.com/backingwork.com#whois
https://www.similarto.us/search/?q=backingwork.com
https://prlog.ru/analysis/backingwork.com
https://www.similarsites.com/site/backingwork.com
https://web.horde.to/backingwork.com
https://toolbar.netcraft.com/site_report?url=backingwork.com
https://be1.ru/stat/backingwork.com
https://www.urlrate.com/www/backingwork.com
https://transtats.bts.gov/exit.asp?url=http://backingwork.com
https://water.weather.gov/ahps2/nwsexit.php?url=http://backingwork.com
https://www.polytrauma.va.gov/disclaimer.asp?url=http://backingwork.com
https://www.qwant.com/?q=backingwork.com
https://www.computerhope.com/cgi-bin/isitup.cgi?backingwork.com
https://www.search.ch/?q=http%3A%2F%2Fbackingwork.com
http://tools.tracemyip.org/lookup/backingwork.com
https://nova.rambler.ru/search?r0_split=wthr_infs&query=http%3A%2F%2Fbackingwork.com
https://search.goo.ne.jp/web.jsp?MT=http%3A%2F%2Fbackingwork.com
https://nortonsafe.search.ask.com/web?q=backingwork.com
http://www.istella.it/en/search/?key=backingwork.com
http://sitegur.com/backingwork.com#whois
https://szukaj.onet.pl/wyniki.html?qt=http%3A%2F%2Fbackingwork.com
nanbaby.ru/bitrix/rk.php?goto=backingwork.com
www.todoomodelisme.com/site.php?url=backingwork.com
www.gratislistan.se/click_header.aspx?mainurl=http%3A%2F%2Fbackingwork.com
www.tineye.com/parse/load?url=backingwork.com
gamla.brollopstorget.se/lamna.php?url=backingwork.com
tp-pb.ru/bitrix/rk.php?goto=backingwork.com
www.zeppelin-agro.ru/bitrix/rk.php?goto=backingwork.com
privatelink.de/?backingwork.com
stadetoulousain.discuforum.info/report-violation.php?url=http%3A%2F%2Fbackingwork.com
m0y.ru/go/url=backingwork.com
www.s-qu.com/forum/redirect.php?url=backingwork.com
animen.build2.ru/click.php?backingwork.com
Fishbusinezz.ru/bitrix/rk.php?goto=backingwork.com
outletov.net/bitrix/rk.php?goto=http%3A%2F%2Fbackingwork.com&
www.vladinfo.ru/away.php?url=backingwork.com
lbast.ru/zhg_img.php?url=backingwork.com
www.aist-dom.ru/redirect?url=backingwork.com
www.leichte.info/verlinken.php?Url=backingwork.com
mskmv.ru/bitrix/rk.php?goto=backingwork.com
seo.xbazar.ru/click.php?backingwork.com
gold-soldier.xooit.fr/report-violation.php?url=http%3A%2F%2Fbackingwork.com
psi-lab.ru/engine/redirect.php?url=backingwork.com
www.daejincolor.co.kr/board_free/replyForm.php3?code=board_free&number=163&backURL=backingwork.com
talewiki.com/cushion.php?backingwork.com
gamla.brollopstorget.se/lamna.php?url=backingwork.com
www.timoore.eu/skins/timoore/redirect.php?url=backingwork.com
www.seogadget.ru/express?url=backingwork.com
www.fpa.su/bitrix/rk.php?goto=backingwork.com
friendika.openmindspace.org/profile/friendicasuggestionbox?zrl=http%3A%2F%2Fbackingwork.com
xat.com/web_gear/chat/linkvalidator.php?link=backingwork.com
www.arc2i.net/go_out.php?url=http%3A//backingwork.com
www.mazda-avtomir.kz/bitrix/rk.php?goto=backingwork.com
pokatili.ru/redirect.php?url=backingwork.com
globol.biz/bitrix/rk.php?goto=backingwork.com
www.zajazdzazamcze.ojcow.pl/index.php?go=backingwork.com
no1mb.com/cl.php?u=http%3A%2F%2Fbackingwork.com
ddpromote.com/go.php?url=backingwork.com
heraldry.sca.org/goodbye.cgi?url=backingwork.com
www.immoschau.at/dll/index.dll?mode=refer&target=http%3A%2F%2Fbackingwork.com
www.ixawiki.com/link.php?url=backingwork.com
id.nan-net.jp/system/login/link.cgi?jump=backingwork.com
www.google.com.ua/url?sa=t&rct=j&q=&esrc=s&source=web&cd=15&ved=0CEsQFjAEOAo&url=http%3A%2F%2Fbackingwork.com&ei=9pcnVKncH8OHyASTiIC4Ag&usg
heraldry.sca.org/goodbye.cgi?url=backingwork.com
diamondrp.ru/go/?url=backingwork.com
ae.awok.com/bitrix/rk.php?id=197&event1=banner&event2=click&event3=%2523CONTRACT_ID%2523+/+%5b%2523BANNER_ID%2523%5d+%5b%2523TYPE_SID%2523%5d+%2523BANNER_NAME%2523&goto=backingwork.com
www.creditasia.uz/bitrix/rk.php?goto=backingwork.com
resart.ru/bitrix/rk.php?goto=backingwork.com
www.buraydahcity.net/vb/redirect.php?url=backingwork.com
tricolortv.0pk.ru/click.php?backingwork.com
www.infra.org.pl/redir.php?url=backingwork.com
k1news.ru/bitrix/rk.php?goto=backingwork.com
www.qualicore.de/redirect.php?link=backingwork.com
meditation.org.au/podcast_description.asp?feed=backingwork.com
www.jemefaisaugmenter.fr/index.php?id=386&tipUrl=backingwork.com
www.taxibestellung24.de/php/redirect.php?url=backingwork.com
www.bahay.ph/linkto_redirect.php?url=backingwork.com
re.wikiwiki.jp/?backingwork.com
www.raidcall.com.ru/direct.tips.php?url=http%3A%2F%2Fbackingwork.com
www.infotiger.com/addurl.html?url=http%3A%2F%2Fbackingwork.com&
minsk-love.ru/fr/tips/?tip=ExternalLink&link=backingwork.com
www.rufox.ru/go.php?url=backingwork.com
www.euroexpostand.ru/bitrix/redirect.php?event1=&event2=&event3=&goto=backingwork.com
www.rose-plastic.co.kr/redirect.php?lang=EN&link=backingwork.com
www.3751chat.com/JumpUrl/?url=backingwork.com
gorod-belgorod.ru/widgets/outside/?url=backingwork.com
www.is74.ru/my/redirect.php?link=backingwork.com
suche.daoud.de/?backingwork.com
jbbs.m.shitaraba.net/b/alink.cgi?l=backingwork.com