When generating dummy requests for pages with no routable URL, fall back on a hostname from ALLOWED_HOSTS and finally localhost
When generating dummy requests for pages with no routable URL, fall back on a hostname from ALLOWED_HOSTS and finally localhost

bjesus/wagtail,Toshakins/wagtail,iho/wagtail,zerolab/wagtail,kaedroho/wagtail,gasman/wagtail,davecranwell/wagtail,gogobook/wagtail,dresiu/wagtail,torchbox/wagtail,lojack/wagtail,serzans/wagtail,wagtail/wagtail,nrsimha/wagtail,takeflight/wagtail,gasman/wagtail,iansprice/wagtail,stevenewey/wagtail,chrxr/wagtail,benjaoming/wagtail,nrsimha/wagtail,m-sanders/wagtail,chrxr/wagtail,Pennebaker/wagtail,Pennebaker/wagtail,willcodefortea/wagtail,rsalmaso/wagtail,davecranwell/wagtail,WQuanfeng/wagtail,janusnic/wagtail,kaedroho/wagtail,quru/wagtail,willcodefortea/wagtail,Toshakins/wagtail,jordij/wagtail,bjesus/wagtail,gasman/wagtail,nilnvoid/wagtail,thenewguy/wagtail,jnns/wagtail,taedori81/wagtail,stevenewey/wagtail,jnns/wagtail,serzans/wagtail,mephizzle/wagtail,JoshBarr/wagtail,100Shapes/wagtail,benemery/wagtail,tangentlabs/wagtail,chimeno/wagtail,davecranwell/wagtail,Toshakins/wagtail,janusnic/wagtail,Tivix/wagtail,Tivix/wagtail,jorge-marques/wagtail,KimGlazebrook/wagtail-experiment,stevenewey/wagtail,rjsproxy/wagtail,tangentlabs/wagtail,taedori81/wagtail,hanpama/wagtail,torchbox/wagtail,Klaudit/wagtail,JoshBarr/wagtail,mikedingjan/wagtail,rsalmaso/wagtail,taedori81/wagtail,nutztherookie/wagtail,m-sanders/wagtail,mjec/wagtail,stevenewey/wagtail,wagtail/wagtail,mikedingjan/wagtail,chimeno/wagtail,thenewguy/wagtail,darith27/wagtail,rjsproxy/wagtail,helenwarren/pied-wagtail,helenwarren/pied-wagtail,timorieber/wagtail,jnns/wagtail,nutztherookie/wagtail,bjesus/wagtail,timorieber/wagtail,dresiu/wagtail,Tivix/wagtail,davecranwell/wagtail,jordij/wagtail,nilnvoid/wagtail,gogobook/wagtail,WQuanfeng/wagtail,takeshineshiro/wagtail,benjaoming/wagtail,mephizzle/wagtail,jorge-marques/wagtail,mixxorz/wagtail,inonit/wagtail,kurtrwall/wagtail,iansprice/wagtail,iho/wagtail,hamsterbacke23/wagtail,mjec/wagtail,takeshineshiro/wagtail,thenewguy/wagtail,FlipperPA/wagtail,taedori81/wagtail,JoshBarr/wagtail,rv816/wagtail,nimasmi/wagtail,gogobook/wagtail,torchbox/wagtail,m-sanders/wagtail,Tivix/wagtail,kaedroho/wagtail,gasman/wagtail,darith27/wagtail,nimasmi/wagtail,timorieber/wagtail,tangentlabs/wagtail,jorge-marques/wagtail,rv816/wagtail,KimGlazebrook/wagtail-experiment,mjec/wagtail,hanpama/wagtail,lojack/wagtail,gogobook/wagtail,kaedroho/wagtail,chimeno/wagtail,mephizzle/wagtail,takeshineshiro/wagtail,benemery/wagtail,takeflight/wagtail,KimGlazebrook/wagtail-experiment,nimasmi/wagtail,tangentlabs/wagtail,benjaoming/wagtail,inonit/wagtail,mixxorz/wagtail,rjsproxy/wagtail,bjesus/wagtail,WQuanfeng/wagtail,wagtail/wagtail,darith27/wagtail,kurtrwall/wagtail,FlipperPA/wagtail,inonit/wagtail,nrsimha/wagtail,nilnvoid/wagtail,mixxorz/wagtail,nutztherookie/wagtail,mixxorz/wagtail,willcodefortea/wagtail,jorge-marques/wagtail,takeshineshiro/wagtail,jnns/wagtail,kurtw/wagtail,FlipperPA/wagtail,hanpama/wagtail,rsalmaso/wagtail,torchbox/wagtail,hamsterbacke23/wagtail,iansprice/wagtail,janusnic/wagtail,Pennebaker/wagtail,100Shapes/wagtail,rv816/wagtail,marctc/wagtail,hanpama/wagtail,jordij/wagtail,zerolab/wagtail,rsalmaso/wagtail,takeflight/wagtail,mjec/wagtail,gasman/wagtail,Klaudit/wagtail,thenewguy/wagtail,WQuanfeng/wagtail,rv816/wagtail,nealtodd/wagtail,m-sanders/wagtail,serzans/wagtail,marctc/wagtail,janusnic/wagtail,benemery/wagtail,nrsimha/wagtail,dresiu/wagtail,nealtodd/wagtail,nimasmi/wagtail,benjaoming/wagtail,zerolab/wagtail,willcodefortea/wagtail,kurtw/wagtail,benemery/wagtail,mixxorz/wagtail,mayapurmedia/wagtail,quru/wagtail,zerolab/wagtail,inonit/wagtail,chimeno/wagtail,hamsterbacke23/wagtail,chimeno/wagtail,dresiu/wagtail,iansprice/wagtail,chrxr/wagtail,mayapurmedia/wagtail,rsalmaso/wagtail,darith27/wagtail,Klaudit/wagtail,nutztherookie/wagtail,mikedingjan/wagtail,marctc/wagtail,rjsproxy/wagtail,nilnvoid/wagtail,mayapurmedia/wagtail,nealtodd/wagtail,Toshakins/wagtail,serzans/wagtail,lojack/wagtail,dresiu/wagtail,iho/wagtail,jorge-marques/wagtail,Klaudit/wagtail,nealtodd/wagtail,mikedingjan/wagtail,wagtail/wagtail,thenewguy/wagtail,taedori81/wagtail,mayapurmedia/wagtail,iho/wagtail,kurtw/wagtail,kurtrwall/wagtail,JoshBarr/wagtail,100Shapes/wagtail,FlipperPA/wagtail,helenwarren/pied-wagtail,hamsterbacke23/wagtail,takeflight/wagtail,kaedroho/wagtail,timorieber/wagtail,KimGlazebrook/wagtail-experiment,wagtail/wagtail,zerolab/wagtail,quru/wagtail,kurtw/wagtail,quru/wagtail,Pennebaker/wagtail,kurtrwall/wagtail,marctc/wagtail,jordij/wagtail,mephizzle/wagtail,chrxr/wagtail