All ASNs

Autonomous System details for AS50300

AS50300

CustodianDC Limited • custodiandc.com

AS50300 — CustodianDC Limited

AS Name

CUSTDC

Country

United Kingdom (GB)

Website

custodiandc.com

Number of IPv4

10,752

Number of IPv6

4.07 × 10²⁶

ASN type

ISP

Status

Allocated

Registry

RIPE

Allocated

December 16, 2009

Last updated

March 20, 2026

IP Ranges

39 IPv4 prefixes, 7 IPv6 prefixes

Prefix	Company	Number of IPs
5.102.168.0/24	CustodianDC Limited	256
5.102.169.0/24	CustodianDC Limited	256
5.102.170.0/24	CustodianDC Limited	256
5.102.171.0/24	CustodianDC Limited	256
5.102.172.0/24	CustodianDC Limited	256
5.102.173.0/24	CustodianDC Limited	256
5.102.174.0/24	CustodianDC Limited	256
5.102.175.0/24	CustodianDC Limited	256
92.118.16.0/24	Swiftping Limited	256
109.74.240.0/24	CustodianDC Limited	256
109.74.241.0/24	CustodianDC Limited	256
109.74.242.0/24	CustodianDC Limited	256
109.74.243.0/24	CUSTDC CLIENT SURESERVE	256
109.74.244.0/24	Custodian DataCentre Ltd.	256
109.74.246.0/24	Virtual Tin Ltd	256
109.74.247.0/24	CustodianDC Limited	256
109.74.248.0/24	Vitanium Systems Ltd	256
109.74.249.0/24	CustodianDC Limited	256
109.74.250.0/24	Virtual Tin	256
109.74.251.0/24	CustodianDC Limited	256
109.74.252.0/24	Vitanium Systems Ltd	256
109.74.255.0/24	Custodian LTD.	256
176.12.104.0/24	CustodianDC Limited	256
176.12.105.0/24	Genco Holding Inc.	256
176.12.106.0/24	CustodianDC Limited	256
176.12.107.0/24	CustodianDC Limited	256
176.12.108.0/24	Custodian DataCentre Ltd.	256
176.12.109.0/24	CustodianDC Limited	256
176.12.110.0/24	Custodian LTD.	256
185.14.164.0/22	Clear Picture Services Limited	1,024
185.32.72.0/24	CustodianDC Limited	256
185.32.73.0/24	CustodianDC Limited	256
185.32.75.0/24	Custodian DataCentre Ltd.	256
185.42.65.0/24	UK-UMBEE-Block-2	256
185.48.164.0/24	CustodianDC Limited	256
185.48.165.0/24	CUSTDC CLIENT ACI LEARNING DBA ITPRO	256
185.48.166.0/24	CustodianDC Limited	256
185.48.167.0/24	CustodianDC Limited	256
193.33.198.0/24	VirtualTin Limited	256
2a00:1c10::/44	CustodianDC Limited	1.93 × 10²⁵
2a00:1c10:10::/44	Custodian LTD.	1.93 × 10²⁵
2a00:1c10:30::/44	CustodianDC Limited	1.93 × 10²⁵
2a00:1c10:100::/40	CustodianDC Limited	3.09 × 10²⁶
2a00:1c10:cd0::/44	CustodianDC Limited	1.93 × 10²⁵
2a00:1c10:da2::/48	CustodianDC Limited	1.21 × 10²⁴
2a00:1c10:fff0::/44	CustodianDC Limited	1.93 × 10²⁵

IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.

Peers of AS50300

1,203 peers

AS42 AS286 AS293 AS559 AS714 AS786 AS835 AS917 AS1031 AS1101 AS1103 AS1126 AS1140 AS1764 AS1828 AS1921 AS2018 AS2119 AS2484 AS2611 AS2818 AS2852 AS2854 AS2856 AS2906 AS3214 AS3226 AS3326 AS3333 AS3462 AS3856 AS3920 AS4004 AS4229 AS4230 AS4637 AS4657 AS5089 AS5378 AS5390 AS5404 AS5416 AS5459 AS5463 AS5466 AS5482 AS5500 AS5503 AS5564 AS5583 AS5606 AS5607 AS5631 AS6204 AS6206 AS6424 AS6663 AS6677 AS6718 AS6774 AS6777 AS6823 AS6894 AS6908 AS6910 AS7195 AS7522 AS7642 AS7713 AS8038 AS8075 AS8218 AS8282 AS8283 AS8298 AS8302 AS8304 AS8315 AS8365 AS8368 AS8369 AS8399 AS8426 AS8431 AS8447 AS8455 AS8462 AS8468 AS8529 AS8560 AS8587 AS8632 AS8674 AS8676 AS8681 AS8683 AS8757 AS8758 AS8767 AS8781 AS8801 AS8821 AS8838 AS8839 AS8851 AS8860 AS8878 AS8918 AS8932 AS8943 AS8966 AS9009 AS9031 AS9036 AS9044 AS9119 AS9140 AS9150 AS9269 AS9304 AS9354 AS9381 AS9541 AS9605 AS9658 AS9875 AS10099 AS10122 AS10310 AS12200 AS12355 AS12390 AS12399 AS12400 AS12414 AS12440 AS12496 AS12578 AS12615 AS12637 AS12695 AS12713 AS12741 AS12775 AS12779 AS12850 AS12876 AS12888 AS12969 AS12993 AS13002 AS13030 AS13037 AS13122 AS13150 AS13208 AS13213 AS13237 AS13285 AS13289 AS13896 AS14054 AS14061 AS14537 AS14630 AS14907 AS15435 AS15447 AS15510 AS15547 AS15557 AS15576 AS15605 AS15606 AS15654 AS15695 AS15703 AS15766 AS15796 AS15802 AS15895 AS15958 AS15966 AS16082 AS16164 AS16265 AS16298 AS16344 AS16552 AS16637 AS16740 AS17088 AS17450 AS17494 AS17557 AS17639 AS17727 AS18103 AS18106 AS18678 AS19551 AS19679 AS19711 AS20326 AS20473 AS20495 AS20546 AS20559 AS20562 AS20681 AS20764 AS20766 AS20773 AS20860 AS20911 AS21013 AS21056 AS21215 AS21263 AS21267 AS21396 AS21409 AS21472 AS21859 AS23028 AS23161 AS23201 AS23344 AS23576 AS23889 AS23947 AS23953 AS24204 AS24429 AS24482 AS24492 AS24527 AS24586 AS24594 AS24875 AS24904 AS24916 AS24940 AS24961 AS25151 AS25152 AS25160 AS25180 AS25374 AS25428 AS25455 AS25509 AS25521 AS25549 AS25577 AS25818 AS26464 AS27523 AS28283 AS28757 AS28792 AS28917 AS29006 AS29030 AS29075 AS29119 AS29169 AS29314 AS29452 AS29527 AS29668 AS29687 AS29838 AS30081 AS30740 AS30827 AS30844 AS30855 AS30870 AS30925 AS31019 AS31122 AS31298 AS31319 AS31459 AS31472 AS31490 AS31500 AS31515 AS31712 AS31727 AS32437 AS32590 AS32787 AS32934 AS33353 AS33425 AS33763 AS33891 AS33920 AS34066 AS34087 AS34119 AS34177 AS34270 AS34288 AS34309 AS34347 AS34428 AS34442 AS34549 AS34555 AS34577 AS34696 AS34746 AS34772 AS34790 AS35071 AS35200 AS35228 AS35280 AS35313 AS35399 AS35432 AS35575 AS35598 AS35691 AS35753 AS35793 AS35805 AS36182 AS36231 AS36236 AS36351 AS36864 AS36916 AS36994 AS37054 AS37119 AS37148 AS37271 AS37282 AS37645 AS37662 AS37678 AS37680 AS38040 AS38158 AS38516 AS38719 AS38880 AS38965 AS38983 AS39063 AS39090 AS39175 AS39180 AS39208 AS39351 AS39356 AS39521 AS39522 AS39526 AS39572 AS39587 AS39832 AS39839 AS39923 AS39927 AS40339 AS40401 AS40627 AS40776 AS40934 AS41000 AS41090 AS41107 AS41230 AS41232 AS41354 AS41364 AS41529 AS41624 AS41695 AS41811 AS41887 AS41913 AS42004 AS42010 AS42184 AS42228 AS42344 AS42346 AS42446 AS42473 AS42541 AS42567 AS42649 AS42707 AS42739 AS42755 AS42831 AS42841 AS42861 AS42947 AS43139 AS43141 AS43256 AS43289 AS43350 AS43366 AS43380 AS43519 AS43641 AS43733 AS43872 AS43915 AS43942 AS44123 AS44356 AS44444 AS44735 AS44749 AS44858 AS44901 AS45009 AS45014 AS45102 AS45147 AS45352 AS45430 AS45701 AS47065 AS47147 AS47172 AS47195 AS47631 AS47638 AS47689 AS47720 AS47794 AS47836 AS47866 AS47927 AS47957 AS47973 AS47998 AS48070 AS48101 AS48185 AS48200 AS48237 AS48266 AS48362 AS48620 AS48635 AS48638 AS48642 AS48688 AS48739 AS48825 AS48858 AS48919 AS48927 AS48945 AS48954 AS49121 AS49158 AS49375 AS49415 AS49453 AS49463 AS49490 AS49572 AS49600 AS49605 AS49627 AS49653 AS49685 AS49800 AS49820 AS50023 AS50072 AS50083 AS50169 AS50245 AS50263 AS50266 AS50272 AS50293 AS112 AS1000 AS1241 AS1248 AS1267 AS1547 AS1820 AS2635 AS3170 AS3213 AS3216 AS3327 AS3741 AS4382 AS4455 AS4651 AS4775 AS4800 AS5405 AS5413 AS5713 AS6507 AS6661 AS6717 AS6866 AS6939 AS7049 AS7155 AS7342 AS7979 AS8262 AS8301 AS8309 AS8400 AS8422 AS8452 AS8473 AS8544 AS8637 AS8657 AS8680 AS8732 AS8763 AS8772 AS8866 AS8902 AS9002 AS9050 AS9136 AS9145 AS9153 AS9299 AS9498 AS9583 AS9902 AS9930 AS11019 AS11179 AS11260 AS12189 AS12329 AS12552 AS12654 AS12693 AS12703 AS12731 AS12735 AS12759 AS12859 AS12897 AS12902 AS13000 AS13009 AS13101 AS13194 AS13249 AS13335 AS13360 AS13631 AS13984 AS14127 AS14340 AS14593 AS14840 AS15830 AS15943 AS15967 AS16247 AS16276 AS16347 AS16353 AS16509 AS17978 AS18001 AS18283 AS20504 AS20596 AS20647 AS20679 AS20712 AS20799 AS20804 AS20847 AS20886 AS20932 AS20940 AS20969 AS21221 AS21339 AS21497 AS22697 AS23673 AS23756 AS23764 AS24730 AS25091 AS25098 AS25133 AS25220 AS25369 AS25460 AS26954 AS28458 AS28725 AS29017 AS29049 AS29140 AS29141 AS29263 AS29467 AS29505 AS29606 AS29611 AS30132 AS30690 AS30931 AS31084 AS31133 AS31424 AS31449 AS31477 AS31529 AS31638 AS31655 AS31673 AS31742 AS33986 AS34019 AS34170 AS34224 AS34245 AS34368 AS34655 AS34756 AS34927 AS34953 AS34979 AS35000 AS35100 AS35179 AS35180 AS35224 AS35266 AS35297 AS35320 AS35551 AS35826 AS35834 AS36692 AS36874 AS36944 AS37100 AS37468 AS37497 AS37613 AS37721 AS38082 AS38182 AS39120 AS39122 AS39202 AS39386 AS39396 AS39498 AS39505 AS39537 AS39602 AS39637 AS39647 AS39704 AS39737 AS39875 AS40850 AS40999 AS41041 AS41103 AS41327 AS41379 AS41400 AS41405 AS41484 AS41495 AS41678 AS41692 AS41847 AS41960 AS42093 AS42156 AS42295 AS42385 AS42611 AS42689 AS43414 AS43727 AS44034 AS44592 AS44600 AS44608 AS44684 AS44733 AS44788 AS44965 AS45474 AS45489 AS45899 AS45903 AS46844 AS47480 AS47481 AS48284 AS48294 AS48305 AS48314 AS48519 AS49106 AS49127 AS49176 AS49425 AS49544 AS49559 AS49915 AS49981 AS50295 AS50304 AS50316 AS50391 AS50533 AS50581 AS51265 AS51468 AS51561 AS51713 AS51918 AS52112 AS54994 AS55195 AS55256 AS55818 AS55850 AS56396 AS56474 AS56694 AS56704 AS56718 AS57043 AS57099 AS57344 AS57356 AS57463 AS57976 AS58075 AS58273 AS58821 AS59711 AS59778 AS60079 AS60171 AS60255 AS60350 AS60822 AS60868 AS60900 AS61049 AS61124 AS61215 AS61337 AS61599 AS61955 AS62041 AS62044 AS62227 AS62663 AS62715 AS64049 AS64415 AS133352 AS136106 AS137311 AS139057 AS139428 AS139901 AS149670 AS150329 AS150921 AS196752 AS196925 AS196954 AS197000 AS197078 AS197790 AS198020 AS198150 AS198736 AS198765 AS198781 AS198792 AS199121 AS199442 AS199452 AS199713 AS199716 AS199829 AS199958 AS200023 AS200478 AS200612 AS200899 AS201126 AS201225 AS201261 AS201290 AS201401 AS201494 AS201877 AS202020 AS202141 AS202954 AS203372 AS203416 AS203568 AS203724 AS203851 AS204024 AS204598 AS204778 AS204995 AS205111 AS205668 AS205689 AS205755 AS205847 AS205892 AS206446 AS206530 AS206626 AS207375 AS207456 AS207784 AS207790 AS207841 AS207995 AS208414 AS208802 AS208844 AS208915 AS209505 AS209768 AS210062 AS210532 AS210752 AS210805 AS212341 AS212591 AS212655 AS212694 AS213576 AS213641 AS213798 AS214380 AS214420 AS214783 AS215322 AS215638 AS216071 AS216302 AS262725 AS266435 AS271253 AS396356 AS399728 AS50309 AS50522 AS50673 AS50763 AS50766 AS50858 AS51043 AS51055 AS51154 AS51184 AS51185 AS51263 AS51345 AS51409 AS51505 AS51553 AS51752 AS51823 AS51873 AS51907 AS51945 AS51978 AS52025 AS52041 AS52075 AS52389 AS53062 AS53334 AS54113 AS54148 AS54309 AS55219 AS55329 AS55685 AS56329 AS56478 AS56595 AS56630 AS56654 AS56655 AS56665 AS56675 AS56745 AS56911 AS56987 AS56990 AS57045 AS57112 AS57154 AS57304 AS57483 AS57634 AS57653 AS57793 AS57907 AS58138 AS58188 AS58243 AS58272 AS58453 AS58511 AS58580 AS58715 AS58807 AS59395 AS59439 AS59455 AS59545 AS59550 AS59624 AS59659 AS59692 AS59829 AS59832 AS59865 AS59933 AS59953 AS60022 AS60187 AS60193 AS60202 AS60230 AS60377 AS60439 AS60476 AS60602 AS60670 AS60793 AS60800 AS61012 AS61231 AS61323 AS61349 AS61373 AS61568 AS61573 AS62105 AS62163 AS62167 AS62172 AS62217 AS62240 AS62244 AS62275 AS62390 AS62417 AS62713 AS62856 AS62955 AS63023 AS63113 AS63399 AS63741 AS63859 AS63927 AS63949 AS64313 AS131958 AS132164 AS132337 AS132876 AS133613 AS133815 AS136907 AS137182 AS137409 AS138322 AS138804 AS138915 AS139009 AS139341 AS139977 AS149353 AS149744 AS149909 AS150242 AS150554 AS152144 AS153144 AS153895 AS153961 AS196844 AS196881 AS197156 AS197440 AS197669 AS197727 AS197731 AS197898 AS197899 AS198046 AS198089 AS198554 AS198651 AS198690 AS198895 AS198930 AS199181 AS199283 AS199335 AS199468 AS199483 AS199524 AS199670 AS199752 AS199775 AS199938 AS199939 AS199995 AS199996 AS200020 AS200052 AS200070 AS200132 AS200260 AS200596 AS200700 AS201228 AS201277 AS201398 AS201512 AS201723 AS201791 AS201838 AS201864 AS201933 AS202053 AS202196 AS202282 AS202425 AS202585 AS202596 AS202858 AS202932 AS203101 AS203410 AS203421 AS203462 AS203489 AS203582 AS204089 AS204208 AS204220 AS204281 AS204558 AS205012 AS205098 AS205138 AS205272 AS205275 AS205378 AS205479 AS205771 AS205943 AS205975 AS206014 AS206067 AS206245 AS206264 AS206347 AS206483 AS206735 AS206755 AS206934 AS206963 AS206999 AS207044 AS207063 AS207080 AS207113 AS207176 AS207310 AS207315 AS207487 AS207594 AS207652 AS207778 AS208034 AS208389 AS208621 AS208636 AS208723 AS208808 AS208959 AS209150 AS209162 AS209181 AS209326 AS209870 AS210258 AS210320 AS210412 AS210619 AS210627 AS210645 AS210667 AS210892 AS210893 AS211029 AS211175 AS211389 AS211501 AS211623 AS211713 AS211826 AS212027 AS212109 AS212250 AS212396 AS212477 AS212483 AS212635 AS212683 AS212699 AS212815 AS212855 AS212895 AS212928 AS212980 AS213050 AS213052 AS213054 AS213078 AS213373 AS213513 AS213671 AS214047 AS214073 AS214271 AS214323 AS214329 AS214670 AS214675 AS214749 AS214757 AS215000 AS215085 AS215248 AS215296 AS215724 AS215915 AS215981 AS216107 AS216265 AS216333 AS216456 AS219411 AS262355 AS263152 AS263444 AS263903 AS264409 AS264997 AS327814 AS328112 AS328366 AS328748 AS329215 AS394354 AS395505 AS396986 AS398465 AS399486

AS50300 peers with these other Autonomous Systems.

Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.

Upstreams of AS50300

6 upstreams

AS174 AS2914 AS3223 AS3257 AS3356 AS39686

AS50300 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS50300 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS50300

5 downstreams

AS31463 AS39103 AS43408 AS48407 AS51926

AS50300 provides internet connectivity to these downstream Autonomous Systems.

A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.