exakt das habe ich auch eben fertig gemacht und getestet 
Im Gegensatz zu @Shiva musste ich nur ernsthaft nachdenken bis es geklappt hat 
hinzufügen zur config des in sites-enabled
server {
das übliche
if ($aachen) {
return 302 http://[2a03:2260:114::70:ac]$request_uri;
}
}
geo $aachen {
default 0;
include /opt/freifunk/whitelist.conf;
}
Der einzige Unterschied ist die 302 damit es nur temporär ist und dass ich lieber direkt auf eine IPv6 umleiten würde damit wir in unserem logfile die nodes identifzieren können die sich ein update geholt haben.
whitelist.conf
2a03:2260:40:0:a2f3:c1ff:fe05:c03c 1; #bratwurst
2a03:2260:40:0:c66e:1fff:fe41:fe62 1; #DN-Eberhard-Hoesch-Str._95-offen_fuer_alle
2a03:2260:40:0:6a72:51ff:fe20:ad9e 1; #DN-Fuchsberg
2a03:2260:40:0:16cc:20ff:fe31:4fe4 1; #DN-GruenerWeg
2a03:2260:40:0:c66e:1fff:fe0d:1abe 1; #DN-Markt-2-Buergerbuero
2a03:2260:40:0:eade:27ff:fedd:6256 1; #DN-Markt-2-Buergerbuero-Fraktionen
2a03:2260:40:0:eade:27ff:fedd:60c6 1; #DN-Markt-2-Buergerbuero-Warteraum
2a03:2260:40:0:eade:27ff:fedd:658e 1; #DN-Markt-2-Stadtveraltung
2a03:2260:40:0:eade:27ff:feb7:603c 1; #DN-Markt-2-Verwaltung
2a03:2260:40:0:16cc:20ff:fe8a:45f0 1; #DN-Ruetger-von-Scheven-Str.-64-01
2a03:2260:40:0:6a72:51ff:fe1a:2de2 1; #DN-Ruetger-von-Scheven-Str.-64-02
2a03:2260:40:0:c66e:1fff:fe0d:3ad8 1; #dueren-burgau
2a03:2260:40:0:fa1a:67ff:fe51:827a 1; #feuerrot-ac-hbs-0
2a03:2260:40:0:16cc:20ff:fe31:216c 1; #ff-14cc2031216c
2a03:2260:40:0:c66e:1fff:fe2c:dd64 1; #ffac-43er_am_Bahnhof
2a03:2260:40:0:16cc:20ff:fe62:f9d2 1; #ffac-Aix-Mediterrane
2a03:2260:40:0:eade:27ff:fe65:9bc2 1; #ffac-Aix-Mediterrane-og
2a03:2260:40:0:c66e:1fff:fea2:2f2e 1; #ffac-akazienstr
2a03:2260:40:0:16cc:20ff:fe62:f60c 1; #ffac-albrecht-medien_1
2a03:2260:40:0:16cc:20ff:fe6e:dca8 1; #ffac-albrecht-medien_2
2a03:2260:40:0:c24a:ff:fedd:5678 1; #ffac-alkuinstr39
2a03:2260:40:0:c66e:1fff:fea2:7ed2 1; #ffac-arlingtonstr
2a03:2260:40:0:c66e:1fff:fe41:ffc8 1; #ffac-c46e1f41ffc8
2a03:2260:40:0:c66e:1fff:fea2:2df2 1; #ffac-Cafe-Einstein
2a03:2260:40:0:c66e:1fff:fea2:2bc6 1; #ffac-Cafe-Einstein_Terrasse
2a03:2260:40:0:16cc:20ff:fe62:f9d8 1; #ffac-Cafe-Haus
2a03:2260:40:0:eade:27ff:fe65:8896 1; #ffac-Cafe-Haus-og
2a03:2260:40:0:eade:27ff:fe65:9fe5 1; #ffac-Cafe_JolieJour
2a03:2260:40:0:eade:27ff:fe65:a7aa 1; #ffac-CarosLaedchen
2a03:2260:40:0:c66e:1fff:fea2:2f30 1; #ffac-CEM-snack-n-coffee
2a03:2260:40:0:c66e:1fff:fea2:9758 1; #ffac-Crazy-Suhi
2a03:2260:40:0:c66e:1fff:fea2:b700 1; #ffac-Crazy-Suhi-og
2a03:2260:40:0:c66e:1fff:fea2:2f90 1; #ffac-Deniz-Kebap
2a03:2260:40:0:c66e:1fff:fea2:5100 1; #ffac-digitac.cc
2a03:2260:40:0:eade:27ff:fe65:914b 1; #ffac-Dinette
2a03:2260:40:0:c66e:1fff:fea2:97a4 1; #ffac-Dinette_Hof
2a03:2260:40:0:c66e:1fff:fea2:97ae 1; #ffac-Dinette_Terrasse
2a03:2260:40:0:16cc:20ff:fe6f:a300 1; #ff-ac-ei112
2a03:2260:40:0:16cc:20ff:fe62:f9c2 1; #ffac-EnlightenedAachenStrukturen
2a03:2260:40:0:c66e:1fff:fea2:7eb4 1; #ffac-eristischefakultaet
2a03:2260:40:0:ea94:f6ff:fe61:e50c 1; #ffac-ESPRI-Steinweg29
2a03:2260:40:0:ea94:f6ff:fe61:e526 1; #ffac-fb136-ppac1
2a03:2260:40:0:12fe:edff:fe7b:7944 1; #ffac-fdpac1
2a03:2260:40:0:16cc:20ff:fe6f:b7b6 1; #ffac-fewo-domblick
2a03:2260:40:0:16cc:20ff:fe6f:f4a0 1; #ffac-franzstr77
2a03:2260:40:0:eade:27ff:fe65:a837 1; #ffac-Frascati
2a03:2260:40:0:c66e:1fff:febd:3860 1; #ff-ac-freilan
2a03:2260:40:0:c66e:1fff:fea2:2e60 1; #ffac-galeriepunkt
2a03:2260:40:0:eade:27ff:fe65:a951 1; #ffac-Gaststaette-Pfalzgraf
2a03:2260:40:0:16cc:20ff:fe6e:dcb0 1; #ffac-Grotesque-Absinth-Bar
2a03:2260:40:0:12fe:edff:fe39:8f30 1; #ffac-haarener-gracht
2a03:2260:40:0:eade:27ff:fe65:9ee9 1; #ffac-HairbySAFI
2a03:2260:40:0:6666:b3ff:fe47:5178 1; #ffac-Harscampstr
2a03:2260:40:0:eade:27ff:fef3:bec 1; #ffac-Heinrichsallee-42
2a03:2260:40:0:c66e:1fff:fea2:2d70 1; #ffac-hirschgraben-41
2a03:2260:40:0:76ea:3aff:febe:22da 1; #ffac-hoern-mark
2a03:2260:40:0:eade:27ff:fe65:a84f 1; #ffac-Homeburgers
2a03:2260:40:0:c66e:1fff:fe41:ffc2 1; #ffac-hrath-aurora
2a03:2260:40:0:c66e:1fff:fea2:2e5c 1; #ffac-hrath-damian
2a03:2260:40:0:c66e:1fff:fea2:2d90 1; #ffac-hrath-deepth
2a03:2260:40:0:eade:27ff:fe65:a873 1; #ffac-hrath-demo1
2a03:2260:40:0:eade:27ff:fef2:e550 1; #ffac-hrath-maubach01
2a03:2260:40:0:eade:27ff:fe58:aebe 1; #ffac-hubertusstr
2a03:2260:40:0:c66e:1fff:fec7:2a96 1; #ffac_Ihr-Fotomacher.de
2a03:2260:40:0:c66e:1fff:fea2:2e00 1; #ffac-imgenbroich
2a03:2260:40:0:eade:27ff:fe65:a95d 1; #ffac-Insulaner
2a03:2260:40:0:c66e:1fff:fe2b:e2b8 1; #ffac-j0h
2a03:2260:40:0:32b5:c2ff:fe6e:8895 1; #ffac-jakobstr-186
2a03:2260:40:0:eade:27ff:fe58:aa94 1; #ffac-Josefskirche
2a03:2260:40:0:c66e:1fff:fea2:2e54 1; #ffac-kapellediskordia
2a03:2260:40:0:eade:27ff:fe65:940c 1; #ffac-kennedy-grill
2a03:2260:40:0:c66e:1fff:fe2c:dd5a 1; #ffac-kennedy-grill-restaurant
2a03:2260:40:0:32b5:c2ff:fe6e:92be 1; #ffac-kjg-aachen
2a03:2260:40:0:eade:27ff:fe65:a8f4 1; #ffac-KollTamrzadeh
2a03:2260:40:0:b248:7aff:fedb:37fe 1; #ffac-kronenberg35-0
2a03:2260:40:0:eade:27ff:fe65:8b51 1; #ffac-Kuckucksnest
2a03:2260:40:0:c66e:1fff:fea2:2e5e 1; #ffac-Kuckucksnest_oben
2a03:2260:40:0:16cc:20ff:fe6e:dc2c 1; #ffac-Leydelstr14
2a03:2260:40:0:eade:27ff:fe65:8bc0 1; #ffac-Lichthof
2a03:2260:40:0:16cc:20ff:fe31:4404 1; #ffac-Lichthof-Billiard
2a03:2260:40:0:eade:27ff:fe65:a7dd 1; #ffac-Living_Room
2a03:2260:40:0:c66e:1fff:fea2:2e38 1; #ffac-Living_Room-Buechel
2a03:2260:40:0:c66e:1fff:fea2:2e1e 1; #ffac-Living_Room-Hof
2a03:2260:40:0:c66e:1fff:fea2:2ef8 1; #ffac-lufterhof
2a03:2260:40:0:16cc:20ff:fe62:f9b6 1; #ffac-Luigis-Pizza
2a03:2260:40:0:eade:27ff:fe65:8f9b 1; #ffac-Macaroni
2a03:2260:40:0:16cc:20ff:fe62:f972 1; #ffac-Macaroni-og
2a03:2260:40:0:eade:27ff:fe58:ab7a 1; #ffac-meisenfrei-sued25
2a03:2260:40:0:eade:27ff:fe58:ab1a 1; #ffac-merowinger
2a03:2260:40:0:c66e:1fff:fea2:5676 1; #ffac-Miyabi
2a03:2260:40:0:16cc:20ff:fe62:f880 1; #ffac-Miyabi-Satellit
2a03:2260:40:0:eade:27ff:fedd:9ab8 1; #ffac-Moebel-Knuppertz
2a03:2260:40:0:16cc:20ff:fe6f:a438 1; #ffac-muffeter_weg_31
2a03:2260:40:0:16cc:20ff:fe6e:dc30 1; #ffac-Neo_follows_the_sun
2a03:2260:40:0:c66e:1fff:fe41:fd4c 1; #ffac-parkhaus-lothringerstrasse
2a03:2260:40:0:c66e:1fff:fea2:2f00 1; #ffac-phffac-Puppenbrunnen
2a03:2260:40:0:ea94:f6ff:feb6:a770 1; #ffac-pizzaplane
2a03:2260:40:0:ea94:f6ff:fe6d:540c 1; #ffac-pp16-lothringer78
2a03:2260:40:0:12fe:edff:feb7:49ec 1; #ffac-pp-H24-Antennentest
2a03:2260:40:0:c66e:1fff:fea2:2f60 1; #ffac-pp-kuckiAC
2a03:2260:40:0:12fe:edff:fe7b:76f2 1; #ffac-pp-muonIT02
2a03:2260:40:0:12fe:edff:fe7b:7074 1; #ffac-pp-saintdeaix1
2a03:2260:40:0:c66e:1fff:fea2:2e64 1; #ffac-pp-verano-komphausbadstr
2a03:2260:40:0:c66e:1fff:fea2:2f0a 1; #ffac-Quashoo
2a03:2260:40:0:ea94:f6ff:fed4:2b3c 1; #ffac-reumontstr47
2a03:2260:40:0:c66e:1fff:fea2:2e28 1; #ffac-rkaw
2a03:2260:40:0:ea94:f6ff:fe52:64c0 1; #ffac-robens69
2a03:2260:40:0:c66e:1fff:fee7:add4 1; #ffac-Salon-Er
2a03:2260:40:0:16cc:20ff:fe62:f9fa 1; #ffac-Salon-Muethrath
2a03:2260:40:0:16cc:20ff:fe6f:a60a 1; #ffac-Schevenhuette01
2a03:2260:40:0:16cc:20ff:fe62:f836 1; #ffac-spaetroemisch
2a03:2260:40:0:6670:2ff:fe74:515e 1; #ffac-sperberstr
2a03:2260:40:0:eade:27ff:fe58:aad2 1; #ffac-Stetti10-15
2a03:2260:40:0:c66e:1fff:fe41:ffc0 1; #ffac-stromgasse27-29
2a03:2260:40:0:16cc:20ff:fe31:21ac 1; #ffac-suesterau-123
2a03:2260:40:0:ea94:f6ff:fe87:cbb0 1; #ffac-TARDIS
2a03:2260:40:0:16cc:20ff:fe31:6bfe 1; #ffac-TH-Kaussen
2a03:2260:40:0:ea94:f6ff:fed4:2baa 1; #ffac-tsc-gw-aquisgrana
2a03:2260:40:0:ea94:f6ff:feb6:8e5c 1; #ffac-Unisex
2a03:2260:40:0:eade:27ff:fe65:a8bb 1; #ffac-Unterkunft-Stolberg.de
2a03:2260:40:0:c66e:1fff:fe42:1078 1; #ffac-vaalserstr157
2a03:2260:40:0:eade:27ff:fed6:226c 1; #ffac-welkenratherstr45-1
2a03:2260:40:0:c66e:1fff:fea2:2ec2 1; #ffac-welkenrather_str73
2a03:2260:40:0:c66e:1fff:fea2:2ec8 1; #ffac-wlankabel
2a03:2260:40:0:c66e:1fff:fea2:2f32 1; #ffac-Zahnarzt-Harst_Buchkremerstr2
2a03:2260:40:0:c66e:1fff:fed1:c76a 1; #ffdn-esik-polyfoam
2a03:2260:40:0:16cc:20ff:fe6e:dc1a 1; #ffdn-Hambach5
2a03:2260:40:0:6666:b3ff:fefc:eef4 1; #ffgrueneac-fraktionslurkatschhof
2a03:2260:40:0:16cc:20ff:fe71:3846 1; #ffhrath-bierstrass
2a03:2260:40:0:12fe:edff:fe39:acb6 1; #ffhrath-esik-herderstr
2a03:2260:40:0:16cc:20ff:fe71:3896 1; #ffhrath-esik-katterbach
2a03:2260:40:0:c66e:1fff:fedf:18a8 1; #ffhrath-esik-ringstr-20-repeater
2a03:2260:40:0:16cc:20ff:fe71:2c2c 1; #ffhrath-esik-spende1
2a03:2260:40:0:16cc:20ff:fe71:3842 1; #ffhrath-holzerweg-1
2a03:2260:40:0:eade:27ff:fe65:a8a6 1; #ffhrath_Hotel_Zur_Bruecke
2a03:2260:40:0:16cc:20ff:fe6f:a60c 1; #ffhrath-hotel_Zur_Bruecke2
2a03:2260:40:0:c66e:1fff:fe70:12d4 1; #ffhrath_lwf
2a03:2260:40:0:eade:27ff:fe65:96be 1; #ffhrath_Praxis_Dr_Engels
2a03:2260:40:0:16cc:20ff:fe71:389a 1; #ffhrath-www.jms-it.eu
2a03:2260:40:0:32b5:c2ff:fe6e:845d 1; #ff-kornbend50
2a03:2260:40:0:eade:27ff:fe58:a7f0 1; #ff-pizza-point-kuehlwetter14
2a03:2260:40:0:6666:b3ff:fed4:5572 1; #ffppac-gl03
2a03:2260:40:0:c66e:1fff:fea2:2f92 1; #ffspdas-gl
2a03:2260:40:0:eade:27ff:fe65:a939 1; #ff-unserAC
2a03:2260:40:0:c66e:1fff:fea2:2e80 1; #freifunk-c46e1fa22e80
2a03:2260:40:0:eade:27ff:fe87:6dfc 1; #freifunk-linus1
2a03:2260:40:0:c24a:ff:fe7f:eb26 1; #freifunk-LotharLinn
2a03:2260:40:0:16cc:20ff:fe6f:a404 1; #freifunk-LotharLinn2
2a03:2260:40:0:c66e:1fff:fe41:ff0a 1; #freifunk-Praxis
2a03:2260:40:0:c66e:1fff:fe87:905e 1; #Hastenrath1
2a03:2260:40:0:c66e:1fff:fed1:113e 1; #Heinsberg-1
2a03:2260:40:0:16cc:20ff:fe6f:b822 1; #juel-neusser-str-00
2a03:2260:40:0:16cc:20ff:fe6f:9fd2 1; #juel-neusser-str-01
2a03:2260:40:0:16cc:20ff:fe62:ef3a 1; #Juel-Roentgenstr
2a03:2260:40:0:c24a:ff:fee4:9018 1; #Langerwehe-Lochmuehle-10-DSL
2a03:2260:40:0:6a72:51ff:fe12:cf48 1; #Langerwehe-Lochmuehle-10-Nano1
2a03:2260:40:0:c24a:ff:fe2c:f14e 1; #Langerwehe-Lochmuehle-10-vorne
2a03:2260:40:0:a2f3:c1ff:fe05:c1ba 1; #Langerwehe-Lochmuehle-12
2a03:2260:40:0:c66e:1fff:fe42:1058 1; #Langerwehe-Lochmuehle-14
2a03:2260:40:0:12fe:edff:fedd:616a 1; #Langerwehe-Lochmuehle-16
2a03:2260:40:0:a2f3:c1ff:fe78:602 1; #RADWAR-triplem
2a03:2260:40:0:12fe:edff:fe89:f9cc 1; #Sailor_01
2a03:2260:40:0:a2f3:c1ff:fe5b:4276 1; #Selfkant1
2a03:2260:40:0:6666:b3ff:fe34:57a4 1; #Selfkant2
2a03:2260:40:0:c24a:ff:fe46:e9b6 1; #Selfkant4
2a03:2260:40:0:eade:27ff:feb2:e742 1; #Selfkant7
2a03:2260:40:0:ea94:f6ff:fe0c:9f60 1; #Selfkant8
2a03:2260:40:0:c66e:1fff:fe42:0 1; #Zuelpich-Marienburgerstr-16