asn.dev

Address space

AS39788 DANNENBERG-AS

IPv4 prefixes 8 255 addresses
IPv6 prefixes 1
Most common size /25 IPv4
Flagged 8

Shape

Prefix sizes

IPv4
/25
/25: 1
1
/26
/26: 1
1
/27
/27: 1
1
/28
/28: 1
1
/29
/29: 1
1
/30
/30: 1
1
/31
/31: 1
1
/32
/32: 1
1

How this network carves its IPv4 space. A wall of /24s usually means many small customer assignments or fine-grained traffic engineering; a few short prefixes means large contiguous allocations announced whole.

Shape

Prefix sizes

IPv6
/48
/48: 1
1

Geography

Where the space lands

CountryNamePrefixes
DEGermany9

Review

Flagged prefixes

8 of 9
PrefixFamilyAddressesCountryFlags
193.23.244.0/25IPv4128DEToo specific
193.23.244.128/26IPv464DEToo specific
193.23.244.192/27IPv432DEToo specific
193.23.244.224/28IPv416DEToo specific
193.23.244.240/30IPv44DEToo specific
193.23.244.245/32IPv41DEToo specific
193.23.244.246/31IPv42DEToo specific
193.23.244.248/29IPv48DEToo specific

A flag is an observation, not an accusation. Very large and very specific prefixes are both legitimate in the right context.

Inventory

All prefixes

9 total
PrefixFamilyAddressesCountryFlags
193.23.244.0/25IPv4128DEToo specific
193.23.244.128/26IPv464DEToo specific
193.23.244.192/27IPv432DEToo specific
193.23.244.224/28IPv416DEToo specific
193.23.244.240/30IPv44DEToo specific
193.23.244.245/32IPv41DEToo specific
193.23.244.246/31IPv42DEToo specific
193.23.244.248/29IPv48DEToo specific
2001:678:558::/48IPv6—DE