CEREMA Centre d'études et d'expertise sur les risques, l'environnement, la mobilité et l'aménagement holds dormant AS211835 with no active BGP announcements. The organization's presence is limited to RIPE NCC and RDAP registry entries. The name suggests a French public research institution, but this is not independently confirmed. Monitoring focuses on any activation or registry change that would turn a dormant record into an active routing participant or remove it entirely. Key gaps include lack of a website, PeeringDB profile, or named contacts.
The organization's observable role is administrative: it controls the registration of AS211835 in the RIPE NCC registry. There is no evidence of network operation, peering, connectivity services, or any other internet infrastructure activity. The ASN is administratively held but unused, making the organization a dormant resource holder with no current routing influence.
Monitoring this dormant ASN matters because its activation would immediately insert the organization into global BGP routing tables, creating new dependency relationships and exposure to route hijacks or leaks. Conversely, a reassignment or deletion would remove a future infrastructure concern. The current absence of announced prefixes is itself a signal worth tracking for network operators and infrastructure analysts.
Monitoring this dormant ASN matters because its activation would immediately insert the organization into global BGP routing tables, creating new dependency relationships and exposure to route hijacks or leaks. Conversely, a reassignment or deletion would remove a future infrastructure concern. The current absence of announced prefixes is itself a signal worth tracking for network operators and infrastructure analysts.
The organization's observable role is administrative: it controls the registration of AS211835 in the RIPE NCC registry. There is no evidence of network operation, peering, connectivity services, or any other internet infrastructure activity. The ASN is administratively held but unused, making the organization a dormant resource holder with no current routing influence.
If AS211835 begins announcing IP prefixes, CEREMA could influence internet routing paths and become a point of operational dependency. Even in dormancy, the unexplained assignment of an ASN to an organization with no public operational footprint raises questions about unannounced network planning, resource hoarding, or administrative artefact. Changes to the registry entry would directly alter the intelligence baseline for this subject.
CEREMA Centre d'études et d'expertise sur les risques, l'environnement, la mobilité et l'aménagement holds dormant AS211835 with no active BGP announcements. The organization's presence is limited to RIPE NCC and RDAP registry entries. The name suggests a French public research institution, but this is not independently confirmed. Monitoring focuses on any activation or registry change that would turn a dormant record into an active routing participant or remove it entirely. Key gaps include lack of a website, PeeringDB profile, or named contacts.
If AS211835 begins announcing IP prefixes, CEREMA could influence internet routing paths and become a point of operational dependency. Even in dormancy, the unexplained assignment of an ASN to an organization with no public operational footprint raises questions about unannounced network planning, resource hoarding, or administrative artefact. Changes to the registry entry would directly alter the intelligence baseline for this subject.
| 0.90–1.00 | A | High — direct sources |
| 0.75–0.89 | A/B | Strong |
| 0.55–0.74 | B/C | Medium |
| 0.35–0.54 | C/D | Weak–medium |
| 0.10–0.34 | D | Weak signal |
| 0.00–0.09 | D | Internal monitoring |
Several public sources
CEREMA 风险、环境、交通与规划研究与专业中心
CEREMA 风险、环境、交通与规划研究与专业中心在 RIPE NCC 注册表中持有休眠自治系统 211835，但无活跃 BGP 通告。其名称暗示这是一家法国公共研究机构，但尚无独立证据予以证实。该组织不具备可观察的网络运营、网站、PeeringDB 资料或指定联系人，其公开信息仅限于一条注册表条目，该条目可能随时激活或消失。 另见: CEREMA Centre d'études et d'expertise sur les risques, l'environnement, la mobilité et l'aménagement.
重要性
若 AS211835 开始通告 IP 前缀，CEREMA 可能影响互联网路由路径，并成为运营依赖节点。即便处于休眠状态，将 ASN 分配给一个无公开运营足迹的机构这一不明原因，也引发了关于未通告网络规划、资源囤积或行政遗留条目等问题。对该注册表条目的任何更改都会直接改变本主题的情报基线。 另见: Tomasz Ciesla 以 AB-ENGINEERING 名义经营.
公开来源信息
CEREMA 风险、环境、交通与规划研究与专业中心是 RIPE NCC 注册表中自治系统 211835 的注册持有者。该组织不通告任何 IP 前缀，也不承载互联网流量。其名称暗示这是一家法国公共研究机构，但除注册表条目外，无独立证据证实这一点。 另见: 伊斯兰军事反恐联盟.
该休眠 ASN 代表一种潜在的基础设施向量，需予以监测，因为其一旦激活便会将新实体插入全球 BGP 路由表。 另见: NGA Connect Limited.
三个官方注册来源证实了其分配与休眠状态。AS211835 的 RIPEStat AS 概览数据将本组织列为持有者。RDAP autnum 查询返回的注册详情不含运营联系人。对已通告前缀端点的查询返回空列表，确认无活跃 BGP 可见性。 另见: Skywolf Inc（天狼公司）.
企业网站、PeeringDB 资料或政府名录等公开记录均未证实该机构的职能、人员或对该资源的意图。 另见: Devout BV.
唯一的控制界面是 RIPE NCC 注册记录。授权人员可通过对应的 LIR 门户修改 ASN 的描述、状态或联系方式。无可观察的运营基础设施——如网站、面向公众的网络或对等协议。该 ASN 仅作行政分配，目前不提供路由服务。 另见: Letiste Praha, a. s..
对该注册条目的任何变更——如新增联系人或更新持有者名称——都将直接改变公开资料和情报基线。 另见: 信用卡服务公司 LPS.
AS211835 的激活会立即影响互联网路由。首次前缀通告会将该组织插入全球 BGP 表，与上游提供商和对等方形成依赖关系。这一转变会使该实体面临路由劫持、泄漏和错误配置风险。反之，转移或删除该 ASN 的注册更新会使其从监控雷达上消失。
当前无通告状态本身就是一个需持续关注的信号。
观察要点聚焦于注册和路由变化。AS211835 的首次 BGP 通告将标志其投入运营使用，需迅速分析其互联策略和安全态势。ASN 在 RIPE NCC 数据库中的组织标识、联系人或状态的变化可能表明转移、回收或行政责任变更。
匹配官方站点的发现、企业备案或政府目录条目可确认该机构的真实身份，并澄清其意图。
该机构的真实性质存在重大不确定性。注册名称暗示这是一家专注于风险、环境、交通和规划的法国公共机构，但无公开的运营、商业或行政细节。ASN 的分配目的未知——是为未来使用预留、属于已取消的项目，或只是行政遗留条目。未列出指定联系人，使得事件响应或验证无法进行。
这些信息缺口将分析限定在注册表情境监测层面。
对网络运营者和基础设施分析师而言，CEREMA 的休眠 ASN 是一个观察项。该资源可能随时成为活跃路由参与者，也可能从注册表中消失。监测三个公开注册来源的变化可确保任何转变被及早发现。在进一步证据出现前，评估仍限于 ASN 归属的行政事实，而无运营网络活动。
操作界面
该组织可观察的角色是行政性的：它控制着 RIPE NCC 注册表中 AS211835 的注册。无证据表明其存在网络运营、对等互联、连接服务或任何其他互联网基础设施活动。该 ASN 仅作行政持有但未使用，使该组织成为当前无路由影响力的休眠资源持有者。
监测该休眠 ASN 至关重要，因为其激活会立即将该组织插入全球 BGP 路由表，形成新的依赖关系，并暴露于路由劫持或泄漏风险。反之，重新分配或删除则会消除未来基础设施隐患。当前无通告前缀的状态本身就是一个值得网络运营者和基础设施分析师追踪的信号。
观察要点
CEREMA 的战略意义在于其可能从休眠注册条目转变为活跃路由实体。当前休眠虽无直接风险，但围绕 ASN 目的和机构身份的透明性缺失，产生了可能干扰路由安全分析的不确定性。
作为名称暗示具有公共部门专业性的法国实体，未来任何激活都可能与政府数字基础设施计划相关，因此需仔细监测注册变化及任何前兆信号，如网站上线或 PeeringDB 注册。
可改变评估的可观测变化包括：AS211835 的首次 BGP 通告；RIPE NCC 组织标识或技术联系人的修改；CEREMA 机构的官方网站、企业注册或 PeeringDB 条目的提交或发布；表明 ASN 转移或删除的 RIPE NCC 注册活动。从休眠到活跃路由的转变将需立即重新评估该主体的运营角色和依赖关系。
关键证据缺口包括：该组织无公开网站、无 PeeringDB 资料、ASN 注册记录中无指定联系人，以及无对该组织真实使命的独立确认。缺乏这些，就无法确认该机构的身份、其对 ASN 的意图或其运营能力。未来的信息收集应针对法国政府目录、官方出版物以及任何与该名称匹配的可用企业备案。
来源
- 互联网注册记录 - CEREMA 风险、环境、交通与规划研究与专业中心的公开来源身份与注册上下文。
- 注册 RDAP / WHOIS 记录 - CEREMA 风险、环境、交通与规划研究与专业中心经源回证的注册、路由或网络上下文。
- 互联网注册记录 - 通过 AS211835 为 CEREMA 风险、环境、交通与规划研究与专业中心提供的经源回证的路由可见性上下文。
Domain of operation
CEREMA Centre d'études et d'expertise sur les risques, l'environnement, la mobilité et l'aménagement holds dormant Autonomous System 211835 in the RIPE NCC registry with no active BGP announcements. The name suggests a French public studies institution, but no independent evidence confirms this. The organization has no observable network operations, website, PeeringDB profile, or named contacts, limiting its public profile to a registry entry that may activate or disappear without warning.
- Internet registry record: Public-source identity and registry context for CEREMA Centre D'etudes Et D'expertise Sur Les Risques L'environnement La Mobilite Et L'amenagement. Evidence basis: source-1439e000ee08
Timeline
- CEREMA Centre d'études et d'expertise sur les risques, l'environnement, la mobilité et l'aménagement public evidence observed
Monitoring this dormant ASN matters because its activation would immediately insert the organization into global BGP routing tables, creating new dependency relationships and exposure to route hijacks or leaks. Conversely, a reassignment or deletion would remove a future infrastructure concern. The current absence of announced prefixes is itself a signal worth tracking for network operators and infrastructure analysts.
At A Glance
- Name: CEREMA Centre d'études et d'expertise sur les risques, l'environnement, la mobilité et l'aménagement
- Type: Digital infrastructure institution
- Base: France
- Profile focus: Institution
What It Does
- public operating records
- official service pages
- documented relationships updates
Why It Matters
- If AS211835 begins announcing IP prefixes, CEREMA could influence internet routing paths and become a point of operational dependency. Even in dormancy, the unexplained assignment of an ASN to an organization with no public operational footprint raises questions about unannounced network planning, resource hoarding, or administrative artefact. Changes to the registry entry would directly alter the intelligence baseline for this subject.
- Operational criticality: Medium
- Time horizon: Next quarter
What To Watch
- official company sources
- public registries
- operator-published records
Track verified source updates, role changes, and current public evidence.
If AS211835 begins announcing IP prefixes, CEREMA could influence internet routing paths and become a point of operational dependency. Even in dormancy, the unexplained assignment of an ASN to an organization with no public operational footprint raises questions about unannounced network planning, resource hoarding, or administrative artefact. Changes to the registry entry would directly alter the intelligence baseline for this subject.
Longer-term relevance depends on verified operating, policy, and relationship changes.
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If AS211835 begins announcing IP prefixes, CEREMA could influence internet routing paths and become a point of operational dependency. Even in dormancy, the unexplained assignment of an ASN to an organization with no public operational footprint raises questions about unannounced network planning, resource hoarding, or administrative artefact. Changes to the registry entry would directly alter the intelligence baseline for this subject.
Watchpoints
- The strategic significance of CEREMA lies in its potential to transition from a dormant registry entry to an active routing entity.
- While the current dormancy presents no immediate risk, the lack of transparency around the ASN's purpose and the institution's identity creates uncertainty that could confound routing security analysis.
- As a French entity with a name suggesting public-sector expertise, any future activation might align with government digital infrastructure initiatives, warranting careful monitoring of registry changes and any precursor signals such as website launch or PeeringDB registration.
Caveats
- Public evidence is used only for source-backed claims.
- Private control or contract claims require separate public support.
FAQ
Why does BTW track CEREMA Centre d'études et d'expertise sur les risques, l'environnement, la mobilité et l'aménagement?
Monitoring this dormant ASN matters because its activation would immediately insert the organization into global BGP routing tables, creating new dependency relationships and exposure to route hijacks or leaks. Conversely, a reassignment or deletion would remove a future infrastructure concern. The current absence of announced prefixes is itself a signal worth tracking for network operators and infrastructure analysts.
What evidence supports the profile?
Public-source identity and registry context for CEREMA Centre D'etudes Et D'expertise Sur Les Risques L'environnement La Mobilite Et L'amenagement.
What should readers watch next?
The strategic significance of CEREMA lies in its potential to transition from a dormant registry entry to an active routing entity.
