AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.

AS680Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.ISP

WHOIS Topology

Germany · RIPE NCCdfn.de

Hosts top sitesRPKI filteringTor relaysUniversity

IPv4 addresses

7,721,472

299 announced prefixes

IPv6 addresses

6.33 × 10³⁰

25 announced prefixes

BGP neighbours

…

CAIDA rank

#1,005

Customer cone 38 ASNs

Estimated users

6.69万

APNIC: 6.98万

RPKI

84% valid

0 invalid · 52 not covered

Average purity

20 sampled IPs

IXPs / facilities

5 / 5

Operator self-reported

History

How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.

Loading routing history…

IP ranges

Currently announced prefixes with their RIR registration and geolocation.

Prefix	RPKI	Registration	Geolocation	Addresses
134.106.0.0/15	Not found	—	Oldenburg	131,072
141.44.0.0/15	Not found	—	Magdeburg	131,072
193.174.0.0/15	Valid	DE-DFN-930901RIPE	Flensburg	131,072
194.94.0.0/15	Valid	DE-DFN-940920RIPE	Hagen	131,072
87.77.0.0/16	Valid	FUNKLANRIPE	Berlin	65,536
128.7.0.0/16	Not found	EKONETRIPE	Wachtberg	65,536
128.176.0.0/16	Valid	DMSWWU-ETHERRIPE	Altenberge	65,536
129.26.0.0/16	Valid	GMD-DERIPE	Germany	65,536
129.70.0.0/16	Valid	UNIBIRIPE	Bielefeld	65,536
129.217.0.0/16	Valid	UNIDO-LANRIPE	Dortmund	65,536
129.247.0.0/16	Valid	DLRRIPE	Germany	65,536
130.73.0.0/16	Not found	ZIBRIPE	Germany	65,536
130.75.0.0/16	Valid	UNI-HANNOVERRIPE	Hanover	65,536
130.133.0.0/16	Valid	FUBRIPE	Berlin	65,536
130.149.0.0/16	Valid	TUBRIPE	Berlin	65,536
130.183.0.0/16	Valid	IPPNETRIPE	Munich	65,536
131.173.0.0/16	Valid	UOSRIPE	Osnabrück	65,536
131.188.0.0/16	Valid	REVUERIPE	Erlangen	65,536
131.220.0.0/16	Valid	UNI-BONNRIPE	Bonn	65,536
131.234.0.0/16	Valid	UNIPADERBORNRIPE	Höxter	65,536

/24 block profile

One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.

/24s with data 28 / 30,162 （<1%） · flagged 17

No risk flagsDatacenter (no flags)ProxyVPNAbuse / blocklistTorDarker = more flagged addresses; dashed = block screen only

193.174.0.0/152/512 with data · 1 flagged

131.188.0.0/162/256 with data · 1 flagged

134.94.0.0/162/256 with data · 2 flagged

141.76.0.0/162/256 with data · 2 flagged

212.201.0.0/162/256 with data · 0 flagged

194.94.0.0/151/512 with data · 1 flagged

132.199.0.0/161/256 with data · 0 flagged

134.1.0.0/161/256 with data · 1 flagged

134.96.0.0/161/256 with data · 1 flagged

139.19.0.0/161/256 with data · 1 flagged

141.4.0.0/161/256 with data · 0 flagged

141.22.0.0/161/256 with data · 1 flagged

Hover a square for its numbers; click to see all 256 addresses.

Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.

IP reputation

IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.

Purity distribution

85–100 1470–84 350–69 10–49 2

<0.01%

Share of IPv4 reported or blocklisted

283

Listed IPs

Analysed IPs

Riskiest /24 blocks

/24 block	Flagged	Analysed
134.1.7.0/24	1	1
139.19.117.0/24	1	1
192.108.48.0/24	1	1

Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.

Geography

Where this network’s IPv4 addresses are located.

Germany100.0%
United States0.0%

Scope: Single country
In registered country: 100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

トラフィック観測

AS680 · 過去7日間

モバイルとデスクトップ

デスクトップ86.7%モバイル13.3%

ボットと人間

人間65.0%ボット35.0%

普及と利用状況

主要プロトコルの普及と利用状況

インターネットプロトコル（IP）のバージョン

IPv489.7%IPv610.3%

HTTPバージョン

HTTP/1.x

28.7%HTTP/2

50.5%HTTP/3

20.9%

HTTPとHTTPS

99.2% HTTPS（暗号化）

HTTP（暗号化なし）0.8%

セキュリティと攻撃

ネットワーク層とアプリケーション層の攻撃トラフィックの分析

レイヤー7攻撃

GET

91.1%POST

8.3%HEAD

0.3%OPTIONS

0.3%その他

< 0.1%

BGPアナウンス数

過去7日間の1時間ごとのBGP経路アナウンス数

1,122,407

7日間の合計

54,368

1時間あたりのピーク

データ：Cloudflare Radar、ライセンス：CC BY-NC 4.0

Activity

Hourly traffic over the last 7 days, normalized to this network’s peak.

A pronounced day/night rhythm, typical of networks with human users.

	00						06						12						18
Mon
Tue
Wed
Thu
Fri
Sat
Sun

Times in UTCLessMore

Peak hour: 09:00–10:00
Active hours: 10 hrs
Weekend vs weekday: Weekdays heavier
Busiest day: Thu

読み込み中…

BGPの上流と近隣ネットワーク

AS680専用ページ

上流と近隣ネットワークを読み込み中…

WHOIS record

The registry’s record for this AS number: holder, status, dates and contacts.

Sources

Where the information on this page comes from and when it was updated.

Information	Source	Updated
Registered country	RIR daily delegation statistics	2026-10-22
Registered address & allocation date	RIR registration data (RDAP)	2026-10-11
Organization & company country	AS-to-organization data	2026-10-22
Network type	CleanIP ASN canon	2026-10-20
Exchanges & facilities	Operator self-reported interconnection data	2026-10-22
Announced prefixes & BGP neighbours	Public BGP routing data	2026-10-22
IPv4 geography	Geolocation database	—
RPKI validation	RPKI ROA validation data	2026-10-22
Rank & customer cone	CAIDA AS Rank	2026-10-01
Estimated users (APNIC)	APNIC Labs user estimates	2026-10-20
Network tags	Public routing data community tags	2026-10-22
IP reputation	CleanIP lookups and neighbour sampling	—

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