Summary

Country
NL Netherlands
Organization SURF B.V.
Domain surfcert.nl
Number of IPv4 9,195,520
Number of IPv6 6.3383× 1029
AS Type Education
Registry RIPE NCC
Allocated September 23, 2002 (about 21 years ago)
Updated July 20, 2023 (about 9 months ago)

IP Ranges

AS1103 announces 106 IPv4 ranges and 2 IPv6 ranges.

That's a total of 9,195,520 IPv4 addresses and 6.3383× 1029 IPv6 addresses.

Prefix Organization Size Registry Status
129.125.0.0/16
NL Rijksuniversiteit Groningen
65,536 RIPE NCC LEGACY
130.37.0.0/16
NL Stichting Vu
65,536 RIPE NCC LEGACY
130.112.0.0/16
NL Netherlands Energy Research Foundation Ecn
65,536 RIPE NCC LEGACY
130.115.0.0/16
NL Erasmus Universiteit Rotterdam
65,536 RIPE NCC LEGACY
131.174.0.0/16
NL Radboud Universiteit Nijmegen
65,536 RIPE NCC LEGACY
131.211.0.0/16
NL Universiteit Utrecht
65,536 RIPE NCC LEGACY
131.224.0.0/16
NL Rijksinstituut Voor Volksgezondheid En Milieuhygiene
65,536 RIPE NCC LEGACY
132.229.0.0/16
NL Universiteit Leiden
65,536 RIPE NCC LEGACY
134.203.0.0/16
NL TNO
65,536 RIPE NCC LEGACY
134.221.0.0/16
NL TNO
65,536 RIPE NCC LEGACY
136.231.0.0/16
NL Stichting Deltares
65,536 RIPE NCC LEGACY
137.56.0.0/16
NL Universiteit Van Tilburg
65,536 RIPE NCC LEGACY
137.120.0.0/16
NL Universiteit Maastricht
65,536 RIPE NCC LEGACY
137.224.0.0/16
NL Wageningen Universiteit
65,536 RIPE NCC LEGACY
139.63.0.0/16
NL Dutch Organization for Applied Scientific Research
65,536 RIPE NCC LEGACY
141.252.0.0/16
NL Noordelijke Hogeschool Leeuwarden
65,536 RIPE NCC LEGACY
143.121.0.0/16
NL Universitair Medisch Centrum Utrecht
65,536 RIPE NCC LEGACY
145.0.0.0/16
NL Surfnet Network
65,536 RIPE NCC LEGACY
145.1.0.0/17
NL Stichting Nederlandse Wetenschappelijk Onderzoek Instituten Trading AS Koninklijk Nioz
32,768 RIPE NCC LEGACY
145.2.0.0/15
NL Saxion Hogeschool Ijselland Te Deventer
131,072 RIPE NCC LEGACY
145.5.0.0/16
NL Erasmus Universiteit Rotterdam
65,536 RIPE NCC LEGACY
145.9.0.0/16
NL Deltares
65,536 RIPE NCC LEGACY
145.19.0.0/16
NL Hogeschool Zeeland Network
65,536 RIPE NCC LEGACY
145.20.0.0/16
NL Open Universiteit
65,536 RIPE NCC LEGACY
145.23.0.0/16
NL Koninklijk Nederlands Meteorologisch Instituut
65,536 RIPE NCC LEGACY
145.24.0.0/16
NL Hogeschool Rotterdam & Omstreken
65,536 RIPE NCC LEGACY
145.28.0.0/15
NL Hogeschool Van Amsterdam
131,072 RIPE NCC LEGACY
145.33.0.0/16
NL SURF B.V.
65,536 RIPE NCC LEGACY
145.37.0.0/16
NL Hanzehogeschool Groningen
65,536 RIPE NCC LEGACY
145.38.0.0/15
NL Surfsara Reken Cluster
131,072 RIPE NCC LEGACY
145.41.0.0/16
NL Surfnet4 Backbone
65,536 RIPE NCC LEGACY
145.44.0.0/16
NL SURF B.V.
65,536 RIPE NCC LEGACY
145.48.0.0/15
NL Avans Hogeschool
131,072 RIPE NCC LEGACY
145.51.0.0/16
NL Hogeschool Rotterdam & Omstreken
65,536 RIPE NCC LEGACY
145.52.0.0/16
NL Haagse Hogeschool
65,536 RIPE NCC LEGACY
145.67.0.0/16
NL SURF B.V.
65,536 RIPE NCC LEGACY
145.74.0.0/15
NL Hogeschool Van Arnhem En Nijmegen
131,072 RIPE NCC LEGACY
145.76.0.0/16
NL Hogeschool Enschede
65,536 RIPE NCC LEGACY
145.81.0.0/16
NL Hogeschool Inholland
65,536 RIPE NCC LEGACY
145.85.0.0/16
NL SURF B.V.
65,536 RIPE NCC LEGACY
145.88.0.0/15
NL Leiden University Medical Centre
131,072 RIPE NCC LEGACY
145.90.0.0/16
NL Amsterdam School of The Arts
65,536 RIPE NCC LEGACY
145.91.0.0/16
NL Hogeschool Zuyd
65,536 RIPE NCC LEGACY
145.92.0.0/15
NL Hogeschool Van Amsterdam
131,072 RIPE NCC LEGACY
145.95.0.0/16
NL Surfnet BV
65,536 RIPE NCC LEGACY
145.96.0.0/16
NL Surfnet BV
65,536 RIPE NCC LEGACY
145.97.0.0/20
NL SURF-SVP-NET
4,096 RIPE NCC LEGACY
145.97.16.0/22
NL Hogeschool Leiden
1,024 RIPE NCC LEGACY
145.97.20.0/22
NL Surfnet Surfcloud
1,024 RIPE NCC LEGACY
145.97.24.0/21
NL Radboud Universiteit Nijmegen
2,048 RIPE NCC LEGACY
145.97.48.0/20
NL Roc Oost-nederland
4,096 RIPE NCC LEGACY
145.97.64.0/18
NL Roc Oost-nederland
16,384 RIPE NCC LEGACY
145.97.128.0/18
NL Rijks Universiteit Groningen
16,384 RIPE NCC LEGACY
145.97.192.0/18
NL Stichting Sociale Huisvesting Utrecht
16,384 RIPE NCC LEGACY
145.98.0.0/16
NL Surfnet BV
65,536 RIPE NCC LEGACY
145.100.0.0/15
NL SURFsara
131,072 RIPE NCC LEGACY
145.102.0.0/16
NL Surfnet BV
65,536 RIPE NCC LEGACY
145.103.0.0/16
NL Stichting Glaslokaal
65,536 RIPE NCC LEGACY
145.107.0.0/16
NL SURFNET-BLOCK-145 107 0 0
65,536 RIPE NCC LEGACY
145.107.24.0/22
NL Radboud Universiteit Nijmegen
1,024 RIPE NCC LEGACY
145.108.0.0/16
NL Vrije Universiteit Amsterdam
65,536 RIPE NCC LEGACY
145.116.0.0/20
NL Woonstichting De Key
4,096 RIPE NCC LEGACY
145.116.16.0/21
NL Woonstichting De Key
2,048 RIPE NCC LEGACY
145.116.24.0/21
NL Woonstichting De Key
2,048 RIPE NCC LEGACY
145.116.64.0/18
NL Roc Mondriaan
16,384 RIPE NCC LEGACY
145.116.128.0/18
NL Radboud Universiteit Nijmegen
16,384 RIPE NCC LEGACY
145.116.192.0/20
NL Zeeuwse Bibliotheek
4,096 RIPE NCC LEGACY
145.116.224.0/19
NL Roc Oost-nederland
8,192 RIPE NCC LEGACY
145.117.0.0/16
NL Academic Medical Centre
65,536 RIPE NCC LEGACY
145.118.0.0/16
NL Grafisch Lyceum Rotterdam
65,536 RIPE NCC LEGACY
145.120.0.0/14
NL Utrecht University
262,144 RIPE NCC LEGACY
145.124.0.0/15
NL Stichting Astron
131,072 RIPE NCC LEGACY
145.126.0.0/16
NL University Twente
65,536 RIPE NCC LEGACY
145.127.0.0/17
NL Universiteit Maastricht (um)
32,768 RIPE NCC LEGACY
145.134.0.0/15
NL SURF B.V.
131,072 RIPE NCC LEGACY
145.136.0.0/13
NL Pre Rfc 6bed4 Test Ip Space
524,288 RIPE NCC LEGACY
145.136.0.0/15
NL Pre Rfc 6bed4 Test Ip Space
131,072 RIPE NCC LEGACY
145.137.128.0/18
NL Radboud Universiteit Nijmegen
16,384 RIPE NCC LEGACY
145.138.0.0/16
NL Roc Aventus
65,536 RIPE NCC LEGACY
145.140.0.0/14
NL SURF B.V.
262,144 RIPE NCC LEGACY
145.144.0.0/12
NL SURF B.V.
1,048,576 RIPE NCC LEGACY
145.160.0.0/11
NL SURF B.V.
2,097,152 RIPE NCC LEGACY
156.83.0.0/16
NL Erasmus Mc
65,536 RIPE NCC LEGACY
192.16.188.0/23
NL Surfnet BV
512 RIPE NCC LEGACY
192.31.231.0/24
NL Stichting Vu
256 RIPE NCC LEGACY
192.33.36.0/24
NL Stichting Vu
256 RIPE NCC LEGACY
192.42.113.0/24
NL Surfnet BV
256 RIPE NCC LEGACY
192.42.114.0/23
NL Nederlands Kanker Instituut-antoni Van Leeuwenhoek Ziekenhuis
512 RIPE NCC LEGACY
192.42.120.0/21
NL JIVE
2,048 RIPE NCC LEGACY
192.43.212.0/24
NL TNO
256 RIPE NCC LEGACY
192.87.0.0/16
NL Surfnet Lan at Home
65,536 RIPE NCC LEGACY
192.104.140.0/24
NL Centraal Planbureau
256 RIPE NCC LEGACY
193.176.235.0/24
NL Koninklijke Nederlandse Akademie Van Wetenschappen
256 RIPE NCC ASSIGNED PI
193.177.176.0/22
NL Maxima Medisch Centrum
1,024 RIPE NCC ASSIGNED PI
194.13.16.0/20
NL Inspectie Van Het Onderwijs
4,096 RIPE NCC ASSIGNED PI
194.13.112.0/21
NL Stichting Sint Antonius Ziekenhuis
2,048 RIPE NCC ASSIGNED PI
194.26.8.0/22
NL Stichting Fontys
1,024 RIPE NCC ASSIGNED PI
194.26.12.0/22
NL Stichting Fontys
1,024 RIPE NCC ASSIGNED PI
194.53.88.0/24
NL Stichting Elisabeth-tweesteden Ziekenhuis
256 RIPE NCC ASSIGNED PI
194.53.89.0/24
NL Stichting Elisabeth-tweesteden Ziekenhuis
256 RIPE NCC ASSIGNED PI
194.53.92.0/24
NL Stichting Elisabeth-tweesteden Ziekenhuis
256 RIPE NCC ASSIGNED PI
194.53.95.0/24
NL Stichting Elisabeth-tweesteden Ziekenhuis
256 RIPE NCC ASSIGNED PI
194.104.124.0/23
NL Amphia Ziekenhuis
512 RIPE NCC ASSIGNED PI
194.104.240.0/20
NL Hogeschool Zuyd
4,096 RIPE NCC ASSIGNED PI
194.171.0.0/16
NL Surfnet6 Testbed
65,536 RIPE NCC ASSIGNED PA
195.169.0.0/16
NL Surfnet BV
65,536 RIPE NCC ASSIGNED PA
Prefix Organization Size Registry Status
2001:610::/29
NL Production Network
6.3383× 1029 RIPE NCC ALLOCATED-BY-LIR
2001:67c:262c::/48
NL Dienst Uitvoering Onderwijs
1.2089× 1024 RIPE NCC ASSIGNED PI

Peers

There are 1045 peers for AS1103:

AS42 AS250 AS293 AS513 AS702 AS714 AS917 AS1031 AS1126 AS1136 AS1239 AS1241 AS1248 AS1267 AS1547 AS1680 AS1764 AS1766 AS1820 AS1828 AS2018 AS2119 AS2603 AS2611 AS2635 AS2686 AS2852 AS2854 AS2906 AS2907 AS3185 AS3209 AS3212 AS3214 AS3216 AS3223 AS3292 AS3303 AS3326 AS3327 AS3399 AS3462 AS3856 AS3920 AS4229 AS4382 AS4455 AS4637 AS4651 AS4657 AS4761 AS4775 AS4788 AS4800 AS5390 AS5394 AS5404 AS5405 AS5413 AS5416 AS5418 AS5466 AS5524 AS5583 AS5606 AS5713 AS6057 AS6204 AS6233 AS6507 AS6509 AS6661 AS6663 AS6667 AS6677 AS6774 AS6834 AS6908 AS6939 AS7342 AS7473 AS7497 AS7522 AS7539 AS7713 AS8038 AS8075 AS8218 AS8220 AS8262 AS8283 AS8298 AS8302 AS8304 AS8309 AS8315 AS8359 AS8365 AS8368 AS8369 AS8399 AS8400 AS8422 AS8426 AS8447 AS8452 AS8455 AS8462 AS8473 AS8487 AS8501 AS8529 AS8551 AS8560 AS8587 AS8632 AS8637 AS8647 AS8657 AS8708 AS8732 AS8752 AS8758 AS8763 AS8764 AS8767 AS8781 AS8821 AS8839 AS8859 AS8860 AS8866 AS8881 AS8888 AS8918 AS8932 AS8953 AS8966 AS9002 AS9009 AS9031 AS9036 AS9044 AS9050 AS9115 AS9119 AS9120 AS9123 AS9136 AS9145 AS9150 AS9158 AS9228 AS9304 AS9498 AS9558 AS9583 AS9605 AS9875 AS9902 AS9930 AS10122 AS10217 AS10310 AS11019 AS11179 AS11537 AS12297 AS12322 AS12329 AS12350 AS12355 AS12399 AS12400 AS12414 AS12440 AS12552 AS12578 AS12615 AS12637 AS12693 AS12695 AS12713 AS12731 AS12741 AS12759 AS12779 AS12850 AS12859 AS12876 AS12883 AS12888 AS12902 AS12958 AS12969 AS12993 AS13002 AS13030 AS13101 AS13122 AS13132 AS13150 AS13172 AS13194 AS13213 AS13237 AS13249 AS13285 AS13335 AS13445 AS13806 AS13984 AS14061 AS14127 AS14537 AS14630 AS14840 AS14907 AS15133 AS15169 AS15412 AS15435 AS15447 AS15516 AS15547 AS15557 AS15562 AS15576 AS15600 AS15605 AS15693 AS15695 AS15703 AS15802 AS15830 AS15895 AS15943 AS15958 AS15966 AS15967 AS16097 AS16218 AS16265 AS16276 AS16278 AS16298 AS16344 AS16350 AS16509 AS16552 AS16637 AS17450 AS17494 AS17557 AS17579 AS17639 AS17727 AS17886 AS18001 AS18106 AS19551 AS19679 AS19711 AS20278 AS20473 AS20485 AS20495 AS20504 AS20546 AS20559 AS20647 AS20764 AS20766 AS20804 AS20847 AS20857 AS20886 AS20911 AS20932 AS20940 AS20969 AS21013 AS21100 AS21221 AS21245 AS21263 AS21320 AS21409 AS21473 AS21574 AS21859 AS22697 AS22822 AS23028 AS23106 AS23344 AS23576 AS23764 AS23855 AS23944 AS23947 AS23951 AS23953 AS24204 AS24211 AS24429 AS24482 AS24527 AS24586 AS24730 AS24753 AS24875 AS24940 AS24961 AS25091 AS25133 AS25151 AS25160 AS25220 AS25369 AS25374 AS25428 AS25455 AS25521 AS25717 AS25818 AS26237 AS26464 AS26667 AS28008 AS28283 AS28725 AS28788 AS28917 AS28929 AS29001 AS29028 AS29030 AS29049 AS29063 AS29075 AS29119 AS29140 AS29141 AS29208 AS29263 AS29311 AS29314 AS29396 AS29467 AS29505 AS29535 AS29632 AS29670 AS29687 AS29802 AS30081 AS30103 AS30132 AS30781 AS30844 AS30855 AS30889 AS30925 AS30999 AS31019 AS31027 AS31042 AS31122 AS31133 AS31200 AS31298 AS31319 AS31383 AS31424 AS31449 AS31477 AS31490 AS31500 AS31515 AS31529 AS31595 AS31638 AS31673 AS31800 AS32035 AS32244 AS32590 AS32787 AS32934 AS33353 AS33438 AS33891 AS33922 AS33986 AS34019 AS34087 AS34141 AS34170 AS34177 AS34224 AS34288 AS34300 AS34309 AS34343 AS34368 AS34373 AS34428 AS34465 AS34549 AS34577 AS34612 AS34655 AS34756 AS34762 AS34772 AS34779 AS34863 AS34872 AS34890 AS34927 AS34942 AS34953 AS34968 AS34971 AS35000 AS35224 AS35277 AS35280 AS35297 AS35320 AS35332 AS35421 AS35432 AS35574 AS35598 AS35709 AS35729 AS35753 AS35758 AS35793 AS35805 AS36182 AS36236 AS36351 AS36692 AS36864 AS36994 AS37009 AS37100 AS37468 AS37662 AS37721 AS38040 AS38148 AS38158 AS38182 AS38230 AS38516 AS38522 AS38758 AS38880 AS38915 AS38965 AS38983 AS39022 AS39063 AS39090 AS39114 AS39120 AS39122 AS39180 AS39326 AS39351 AS39386 AS39396 AS39409 AS39526 AS39563 AS39582 AS39591 AS39614 AS39637 AS39642 AS39647 AS39686 AS39702 AS39704 AS39737 AS39832 AS39839 AS39878 AS39923 AS40401 AS40627 AS40850 AS40999 AS41041 AS41047 AS41090 AS41230 AS41313 AS41327 AS41330 AS41405 AS41480 AS41529 AS41552 AS41624 AS41666 AS41692 AS41805 AS41820 AS41887 AS41913 AS41960 AS41998 AS42093 AS42156 AS42184 AS42295 AS42366 AS42385 AS42446 AS42517 AS42541 AS42567 AS42649 AS42707 AS42755 AS42812 AS42841 AS42861 AS42947 AS43068 AS43142 AS43190 AS43289 AS43350 AS43366 AS43404 AS43414 AS43566 AS43641 AS43727 AS43942 AS43996 AS44017 AS44034 AS44103 AS44134 AS44141 AS44217 AS44439 AS44444 AS44592 AS44600 AS44608 AS44684 AS44735 AS44788 AS44794 AS44796 AS44854 AS44858 AS44901 AS45009 AS45040 AS45147 AS45430 AS45437 AS45474 AS45489 AS45629 AS45701 AS45758 AS45899 AS46071 AS46244 AS46489 AS46786 AS46844 AS47065 AS47121 AS47147 AS47160 AS47172 AS47195 AS47272 AS47447 AS47536 AS47674 AS47787 AS47836 AS47869 AS47957 AS47973 AS48011 AS48092 AS48173 AS48200 AS48284 AS48297 AS48314 AS48345 AS48362 AS48374 AS48399 AS48519 AS48522 AS48596 AS48635 AS48858 AS48886 AS48919 AS48925 AS48972 AS49033 AS49121 AS49127 AS49176 AS49206 AS49362 AS49375 AS49453 AS49463 AS49544 AS49605 AS49627 AS49653 AS49685 AS49800 AS49820 AS49849 AS49870 AS49981 AS50050 AS50072 AS50083 AS50169 AS50245 AS50263 AS50266 AS50272 AS50295 AS50300 AS50304 AS50309 AS50316 AS50324 AS50340 AS50352 AS50411 AS50509 AS50522 AS50554 AS50581 AS50601 AS50629 AS50655 AS50673 AS50737 AS50763 AS50812 AS50858 AS50889 AS50917 AS50999 AS51050 AS51088 AS51167 AS51184 AS51185 AS51198 AS51333 AS51345 AS51430 AS51468 AS51514 AS51752 AS51758 AS51873 AS51942 AS52000 AS52025 AS52075 AS52320 AS52551 AS53062 AS53334 AS53356 AS54113 AS54825 AS54994 AS55219 AS55256 AS55329 AS55685 AS56368 AS56382 AS56504 AS56630 AS56654 AS56655 AS56665 AS56704 AS56911 AS56953 AS56971 AS56987 AS57029 AS57043 AS57112 AS57118 AS57154 AS57169 AS57257 AS57344 AS57406 AS57626 AS57634 AS57724 AS57758 AS57866 AS57935 AS57976 AS58057 AS58075 AS58138 AS58272 AS58291 AS58299 AS58329 AS58453 AS58511 AS58821 AS58952 AS59545 AS59554 AS59605 AS59624 AS59655 AS59711 AS59827 AS59865 AS59886 AS59890 AS59900 AS59908 AS59985 AS60022 AS60064 AS60068 AS60098 AS60111 AS60144 AS60202 AS60230 AS60294 AS60350 AS60404 AS60476 AS60486 AS60557 AS60602 AS60822 AS61013 AS61029 AS61044 AS61099 AS61102 AS61135 AS61157 AS61200 AS61323 AS61349 AS61461 AS61568 AS61599 AS61955 AS62041 AS62044 AS62068 AS62105 AS62167 AS62240 AS62296 AS62663 AS62713 AS62715 AS62856 AS62955 AS63113 AS63399 AS63473 AS63859 AS63927 AS64049 AS64114 AS64289 AS64313 AS64404 AS64475 AS131958 AS132164 AS132203 AS132337 AS132876 AS133352 AS133613 AS133815 AS134535 AS135391 AS136106 AS136907 AS137367 AS137409 AS138322 AS139341 AS139428 AS139901 AS139963 AS140443 AS140984 AS141596 AS148968 AS149670 AS150220 AS150921 AS151420 AS196752 AS196844 AS196922 AS196925 AS196954 AS196997 AS197000 AS197078 AS197156 AS197301 AS197692 AS197727 AS197731 AS197790 AS197981 AS198011 AS198016 AS198046 AS198089 AS198225 AS198228 AS198334 AS198352 AS198468 AS198651 AS198792 AS198930 AS198967 AS199095 AS199181 AS199275 AS199332 AS199408 AS199483 AS199524 AS199599 AS199877 AS199938 AS199939 AS199995 AS200020 AS200023 AS200052 AS200132 AS200149 AS200184 AS200197 AS200232 AS200249 AS200351 AS200478 AS200596 AS200612 AS200781 AS200950 AS200995 AS201119 AS201225 AS201290 AS201372 AS201401 AS201512 AS201573 AS201650 AS201706 AS201723 AS201791 AS201811 AS201866 AS201877 AS202022 AS202053 AS202120 AS202129 AS202224 AS202365 AS202418 AS202425 AS202562 AS202585 AS202591 AS202692 AS202932 AS202954 AS203101 AS203126 AS203172 AS203180 AS203489 AS203536 AS203724 AS203729 AS203815 AS203932 AS203936 AS204059 AS204092 AS204128 AS204151 AS204281 AS204698 AS204732 AS204805 AS204911 AS204995 AS205103 AS205138 AS205175 AS205206 AS205254 AS205275 AS205638 AS205668 AS205689 AS205755 AS205848 AS205915 AS205943 AS206075 AS206121 AS206238 AS206264 AS206350 AS206389 AS206446 AS206516 AS206735 AS206755 AS206813 AS207063 AS207083 AS207176 AS207375 AS207489 AS207551 AS207594 AS207790 AS207803 AS207866 AS207994 AS208034 AS208367 AS208389 AS208501 AS208814 AS208844 AS208864 AS208976 AS208992 AS209022 AS209045 AS209072 AS209150 AS209181 AS209288 AS209330 AS209528 AS209650 AS209754 AS209768 AS209823 AS209854 AS209859 AS210036 AS210083 AS210152 AS210312 AS210570 AS210645 AS210890 AS210897 AS211037 AS211041 AS211251 AS211286 AS211316 AS211588 AS211623 AS211713 AS211826 AS211882 AS211960 AS211993 AS212380 AS212477 AS212483 AS212635 AS212828 AS212855 AS212911 AS213028 AS213035 AS213050 AS213052 AS213208 AS213279 AS213373 AS215512 AS215550 AS216066 AS216071 AS216251 AS216333 AS262589 AS263152 AS267613 AS271253 AS328748 AS328832 AS394354 AS396986 AS398465 AS399580 AS399668 AS399976

Upstreams

There are 6 upstreams for AS1103:

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