AS17841 NATIONAL INFORMATION RESOURCES SERVICE
AS17841 (NCIA-AS-KR-KR) is registered to NATIONAL INFORMATION RESOURCES SERVICE in KR. It originates 451 prefixes in the global routing table.
451
IPv4 prefixes
0
IPv6 prefixes
225,280
IPv4 addresses
0%
RPKI valid
Registration
Who holds AS17841
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
AS number
AS17841
Handle
NCIA-AS-KR-KR
Organization
NATIONAL INFORMATION RESOURCES SERVICE
Country
KR
ASPA
None published
Routing
What AS17841 announces
Prefixes originated by AS17841 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).
IPv4 prefixes
451
IPv6 prefixes
0
IPv4 addresses
225,280 (880 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
451
ROAs naming AS17841
0
With an IRR route object
446 98%
Prefixes
Announced prefixes
Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.
IPv4 (451)
27.101.0.0/1627.101.10.0/2427.101.11.0/2427.101.12.0/2427.101.13.0/2427.101.14.0/2427.101.15.0/2427.101.16.0/2427.101.17.0/2427.101.18.0/2427.101.19.0/2427.101.20.0/2427.101.21.0/2427.101.22.0/2427.101.23.0/2427.101.24.0/2427.101.25.0/2427.101.26.0/2427.101.27.0/2427.101.28.0/2427.101.29.0/2427.101.30.0/2427.101.31.0/2427.101.32.0/2427.101.33.0/2427.101.34.0/2427.101.35.0/2427.101.36.0/2427.101.37.0/2427.101.38.0/2427.101.39.0/2427.101.40.0/2427.101.41.0/2427.101.42.0/2427.101.43.0/2427.101.44.0/2427.101.45.0/2427.101.46.0/2427.101.47.0/2427.101.48.0/2427.101.49.0/2427.101.50.0/2427.101.51.0/2427.101.52.0/2427.101.53.0/2427.101.54.0/2427.101.55.0/2427.101.56.0/2427.101.57.0/2427.101.58.0/2427.101.59.0/2427.101.60.0/2427.101.61.0/2427.101.62.0/2427.101.63.0/2427.101.64.0/2427.101.65.0/2427.101.66.0/2427.101.67.0/2427.101.68.0/2427.101.69.0/2427.101.70.0/2427.101.71.0/2427.101.72.0/2427.101.73.0/2427.101.74.0/2427.101.75.0/2427.101.76.0/2427.101.77.0/2427.101.78.0/2427.101.79.0/2427.101.80.0/2427.101.81.0/2427.101.82.0/2427.101.83.0/2427.101.84.0/2427.101.85.0/2427.101.86.0/2427.101.87.0/2427.101.88.0/2427.101.89.0/2427.101.90.0/2427.101.91.0/2427.101.92.0/2427.101.93.0/2427.101.94.0/2427.101.95.0/2427.101.96.0/2427.101.97.0/2427.101.98.0/2427.101.99.0/2427.101.100.0/2427.101.101.0/2427.101.102.0/2427.101.103.0/2427.101.104.0/2427.101.105.0/2427.101.106.0/2427.101.107.0/2427.101.108.0/2427.101.109.0/2427.101.110.0/2427.101.111.0/2427.101.112.0/2427.101.113.0/2427.101.114.0/2427.101.115.0/2427.101.116.0/2427.101.117.0/2427.101.118.0/2427.101.119.0/2427.101.120.0/2427.101.121.0/2427.101.122.0/2427.101.123.0/2427.101.124.0/2427.101.125.0/2427.101.126.0/2427.101.127.0/2427.101.128.0/24
Show 331 more
27.101.129.0/2427.101.130.0/2427.101.131.0/2427.101.132.0/2427.101.133.0/2427.101.134.0/2427.101.135.0/2427.101.136.0/2427.101.137.0/2427.101.138.0/2427.101.139.0/2427.101.140.0/2427.101.141.0/2427.101.142.0/2427.101.143.0/2427.101.144.0/2427.101.145.0/2427.101.146.0/2427.101.147.0/2427.101.148.0/2427.101.149.0/2427.101.150.0/2427.101.151.0/2427.101.152.0/2427.101.153.0/2427.101.154.0/2427.101.155.0/2427.101.156.0/2427.101.157.0/2427.101.158.0/2427.101.159.0/2427.101.160.0/2427.101.161.0/2427.101.162.0/2427.101.163.0/2427.101.164.0/2427.101.165.0/2427.101.166.0/2427.101.168.0/2427.101.191.0/2427.101.192.0/1927.101.192.0/2427.101.193.0/2427.101.194.0/2427.101.195.0/2427.101.197.0/2427.101.198.0/2427.101.202.0/2427.101.203.0/2427.101.204.0/2427.101.206.0/2427.101.207.0/2427.101.208.0/2427.101.209.0/2427.101.216.0/2427.101.220.0/2227.101.224.0/2427.101.228.0/2427.101.232.0/2427.101.233.0/2427.101.234.0/2427.101.236.0/2427.101.237.0/2427.101.238.0/2427.101.239.0/2458.184.121.0/2461.72.224.0/2461.72.225.0/2461.72.226.0/2461.72.230.0/2461.72.238.0/2461.72.239.0/2461.104.76.0/24101.79.44.0/24101.79.45.0/24116.67.0.0/17116.67.0.0/18116.67.64.0/18123.32.255.0/24125.60.0.0/18125.60.0.0/24125.60.1.0/24125.60.2.0/24125.60.3.0/24125.60.7.0/24125.60.8.0/24125.60.9.0/24125.60.10.0/24125.60.11.0/24125.60.12.0/24125.60.13.0/24125.60.15.0/24125.60.16.0/24125.60.17.0/24125.60.18.0/24125.60.19.0/24125.60.20.0/24125.60.22.0/24125.60.23.0/24125.60.24.0/24125.60.25.0/24125.60.26.0/24125.60.27.0/24125.60.28.0/24125.60.29.0/24125.60.30.0/24125.60.31.0/24125.60.33.0/24125.60.34.0/24125.60.36.0/24125.60.37.0/24125.60.38.0/24125.60.41.0/24125.60.42.0/24125.60.43.0/24125.60.44.0/24125.60.45.0/24125.60.51.0/24125.60.53.0/24125.60.54.0/24125.60.55.0/24125.60.56.0/24125.60.57.0/24125.60.58.0/24125.60.59.0/24125.60.60.0/24125.60.61.0/24125.61.116.0/24125.61.117.0/24125.128.64.0/19152.99.0.0/16152.99.21.0/24152.99.22.0/24152.99.24.0/24152.99.25.0/24152.99.26.0/24152.99.27.0/24152.99.28.0/24152.99.29.0/24152.99.31.0/24152.99.32.0/24152.99.36.0/24152.99.37.0/24152.99.38.0/24152.99.39.0/24152.99.40.0/24152.99.41.0/24152.99.42.0/24152.99.43.0/24152.99.44.0/24152.99.47.0/24152.99.48.0/24152.99.50.0/24152.99.51.0/24152.99.56.0/24152.99.57.0/24152.99.58.0/24152.99.59.0/24152.99.73.0/24152.99.82.0/24152.99.84.0/24152.99.90.0/24152.99.91.0/24152.99.92.0/24152.99.93.0/24152.99.94.0/24152.99.95.0/24152.99.120.0/24152.99.132.0/24152.99.133.0/24152.99.134.0/24152.99.135.0/24152.99.136.0/24152.99.137.0/24152.99.138.0/24152.99.139.0/24152.99.141.0/24152.99.142.0/24152.99.143.0/24152.99.144.0/24152.99.145.0/24152.99.146.0/24152.99.147.0/24152.99.148.0/24152.99.149.0/24152.99.152.0/24152.99.153.0/24152.99.154.0/24152.99.155.0/24152.99.160.0/24152.99.161.0/24152.99.162.0/24152.99.163.0/24152.99.164.0/24152.99.165.0/24152.99.167.0/24152.99.168.0/24152.99.169.0/24152.99.170.0/24152.99.171.0/24152.99.172.0/24152.99.173.0/24152.99.174.0/24152.99.175.0/24152.99.176.0/24152.99.177.0/24152.99.182.0/24152.99.183.0/24152.99.184.0/24152.99.185.0/24152.99.186.0/24152.99.195.0/24152.99.197.0/24152.99.202.0/24152.99.203.0/24152.99.204.0/24152.99.206.0/24152.99.207.0/24152.99.208.0/24152.99.209.0/24152.99.211.0/24152.99.213.0/24152.99.235.0/24152.99.236.0/24152.99.237.0/24152.99.238.0/24152.99.252.0/24152.99.253.0/24168.126.120.0/22180.210.69.0/24180.210.72.0/24180.210.73.0/24180.210.85.0/24180.210.86.0/24180.210.93.0/24180.210.94.0/24180.210.98.0/24180.210.99.0/24203.233.54.0/23203.233.56.0/23203.238.160.0/20203.238.160.0/24203.238.161.0/24203.238.164.0/24203.238.166.0/24203.241.52.0/24203.242.0.0/23203.242.0.0/24203.242.1.0/24203.242.2.0/24203.242.3.0/24203.242.4.0/24203.242.6.0/24203.243.1.0/24203.254.96.0/24203.254.97.0/24203.254.110.0/24203.254.121.0/24210.90.8.0/24210.90.15.0/24210.95.181.0/24210.95.187.0/24210.95.219.0/24210.97.27.0/24210.99.24.0/24210.99.25.0/24210.99.48.0/24210.99.49.0/24210.99.50.0/24210.99.51.0/24210.99.52.0/24210.99.53.0/24210.99.54.0/24210.99.55.0/24210.99.62.0/24210.99.248.0/24210.103.63.0/24210.103.72.0/24210.103.81.0/24210.103.82.0/24210.103.83.0/24210.104.41.0/24210.104.140.0/24210.104.148.0/24210.104.249.0/24210.104.250.0/24210.106.108.0/24210.178.100.0/24210.178.101.0/24210.179.148.0/24210.179.205.0/24211.34.86.0/24211.34.108.0/24211.34.109.0/24211.39.76.0/24211.39.91.0/24211.39.92.0/24211.39.93.0/24211.39.94.0/24211.42.72.0/22211.42.84.0/23211.42.86.0/24211.57.153.0/24211.61.29.0/24211.112.154.0/24211.114.22.0/24211.114.24.0/24211.173.34.0/24211.173.35.0/24211.173.36.0/24211.173.37.0/24211.173.38.0/24211.173.39.0/24211.173.46.0/24211.184.197.0/24211.250.131.0/24211.252.37.0/24211.252.203.0/24211.253.60.0/24211.253.61.0/24211.253.62.0/24211.253.82.0/24211.253.98.0/24211.253.99.0/24211.253.121.0/24211.253.122.0/24211.253.124.0/24211.253.148.0/24222.111.168.0/22222.111.248.0/21222.111.248.0/24
RPKI valid RPKI invalid no ROA covers it
Upstreams
Who AS17841 buys transit from
Inferred from the AS paths in the RouteViews tables, refreshed every 4 hours, most-seen first. 3 upstreams.
Downstreams
Who buys transit from AS17841
3 downstreams, its customers.
IRR
Routing registry objects
From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.
| Source | as-name | Maintained by |
|---|---|---|
| APNIC | NCIA-AS-KR | MNT-KRNIC-AP |
Route objects with origin AS17841: RADB 351 · NTTCOM 341 · LEVEL3 1
as-sets that list AS17841 (11)