49.210.0.0
Beijing · China · Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
- Autonomous system
- AS7497
- Country
- CN
- Risk score
- Not a probability
IP address summary
- IP address
- 49.210.0.0
- ASN
- AS7497
- Network operator
- Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
- ISP
- Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
- Containing network profile
- 49.0.0.0/8
- Operator category
- Academic
The containing profile is the nearest published aggregate. It is not a registry allocation or BGP ownership record.
Public ASN reference
- Reference ASN
- AS7497
- Source label
- CSTNET-AS-AP - Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
- Reference interval
- 49.210.0.0 to 49.210.99.255
- Collected
IPtoASN maps this address interval to AS7497. An interval is not necessarily a BGP prefix or registered allocation. It does not establish geolocation or ownership.
IP geolocation
- Country
- China
- City
- Beijing
- Region
- Beijing
- Postal code
- Not supplied
- Timezone
- Asia/
Shanghai - Local time
- Approximate coordinates
- 39.922, 116.388
Network-level coordinates do not identify a precise user or device location. How geolocation works
VPN, proxy and network signals
0/ 100
- Threat evidence
- 0No threat-feed match
- Anonymity context
- 0Policy points
Score = max(threat, anonymity). Overlapping signals are not added.
Attribution and snapshot details
- DROP IPv4Current at lookup
- Checked:
Valid until: - ASN-DROPCurrent at lookup
- Checked:
Valid until:
© 2026 The Spamhaus Project SLU. DROP · Attribution and snapshot details
ipquery-risk-v3A low score is not proof that an address is safe. This assessment describes an address, not a person or a request.
View scoring methodASN and network operator
AS7497 profile- Organization
- Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
- ASN domain
- cnic.cn
- Operator type
- Academic
The ASN organization can differ from the organization using an individual address.
Network registration
- Matching record range
- 49.210.0.0/15
- Registered network name
- CSTNET-CN
- Registered network block
- 49.210.0.0/15
- Registration source
- APNIC WHOIS
- Company
- CNIC-CAS
- Usage type
- business
- Company website
- cnic.cn
Registration and company fields describe this source record. They can differ from the ASN operator and from live routing announcements.
Abuse contact
- Contact name
- ABUSE CSTNETCN
- Published contact network
- 49.210.0.0/15
- Abuse email
- abuse-ip@cstnet.cn
- Phone
- +86.10.58812266
- Postal address
- 2 Dongsheng South Road, Haidian District, Beijing Beijing 100190
- Contact country
- China
This contact is attached to the network record. Include the source IP, UTC timestamps and relevant logs when reporting abuse.
Actual API response
Open JSON{
"ip": "49.210.0.0",
"isp": {
"asn": "AS7497",
"org": "Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)",
"isp": "Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)"
},
"location": {
"country": "China",
"country_code": "CN",
"city": "Beijing",
"state": "Beijing",
"zipcode": "",
"latitude": 39.921751599813334,
"longitude": 116.38839200912814,
"timezone": "Asia/Shanghai",
"localtime": "2026-11-07T01:18:45"
},
"risk": {
"is_mobile": false,
"is_vpn": false,
"is_tor": false,
"is_proxy": false,
"is_datacenter": false,
"risk_score": 0,
"assessment": {
"version": "ipquery-risk-v3",
"level": "none",
"threat_score": 0,
"anonymity_score": 0,
"coverage": "fresh",
"reasons": [],
"sources": [
{
"id": "spamhaus_drop_v4",
"status": "fresh",
"checked_at": "2026-11-06T05:05:45Z",
"expires_at": "2026-11-07T07:05:45Z",
"published_at": "2026-11-05T16:44:02Z"
},
{
"id": "spamhaus_asndrop",
"status": "fresh",
"checked_at": "2026-11-06T05:05:45Z",
"expires_at": "2026-11-07T07:05:45Z",
"published_at": "2026-11-06T04:44:02Z"
}
]
}
}
}