210.99.48.0/24

AS17841  ·  NATIONAL INFORMATION RESOURCES SERVICE

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Summary

Country South Korea
Domain kt.com
ASN AS17841
Registry APNIC
ID KORNET-KR

WHOIS Details

inetnum:        210.99.48.0 - 210.99.63.255
netname:        KORNET
descr:          Korea Telecom
country:        KR
admin-c:        IM667-AP
tech-c:         IM667-AP
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2025-11-03T08:14:18Z
source:         APNIC

irt:            IRT-KRNIC-KR
address:        9, Jinheung-gil, Naju-si, Jeollanam-do
e-mail:         irt@nic.or.kr
abuse-mailbox:  irt@nic.or.kr
admin-c:        IM574-AP
tech-c:         IM574-AP
auth:           # Filtered
remarks:        irt@nic.or.kr was validated on 2020-04-09
mnt-by:         MNT-KRNIC-AP
last-modified:  2025-09-04T01:00:01Z
source:         APNIC

person:         IP Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        IM667-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2017-03-28T06:37:04Z
source:         APNIC

inetnum:        210.99.48.0 - 210.99.63.255
netname:        KORNET-KR
descr:          Korea Telecom
country:        KR
admin-c:        IA9-KR
tech-c:         IM9-KR
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
remarks:        This information has been partially mirrored by APNIC from
remarks:        KRNIC. To obtain more specific information, please use the
remarks:        KRNIC whois server at whois.kisa.or.kr.
source:         KRNIC

person:         IP Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
address:        KT Head Office
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        IA9-KR
mnt-by:         MNT-KRNIC-AP
changed:        hostmaster@nic.or.kr 20240912
remarks:        This information has been partially mirrored by APNIC from
remarks:        KRNIC. To obtain more specific information, please use the
remarks:        KRNIC whois server at whois.kisa.or.kr.
source:         KRNIC

person:         IP Manager
address:        Gyeonggi-do Bundang-gu, Seongnam-si Buljeong-ro 90
address:        KT Head Office
country:        KR
phone:          +82-2-500-6630
e-mail:         kornet_ip@kt.com
nic-hdl:        IM9-KR
mnt-by:         MNT-KRNIC-AP
changed:        hostmaster@nic.or.kr 20240912
remarks:        This information has been partially mirrored by APNIC from
remarks:        KRNIC. To obtain more specific information, please use the
remarks:        KRNIC whois server at whois.kisa.or.kr.
source:         KRNIC

Nearby Ranges

BGP prefixes that overlap with 210.99.0.0/16

Range ASN Company Num of IPs
210.99.177.0/24 AS4766 Korea Telecom 256

Hosted domains

There are 12 domain names hosted across 4 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
210.99.48.69 seogu.busan.kr 4
210.99.48.212 yeongdo.kr 4
210.99.48.30 bsjunggu.go.kr 2
210.99.48.129 bsdonggu.go.kr 2

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

13 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
210.99.48.11 AS17841 NATIONAL INFORMATION RESOURCES SERVICE 29.16ms from Seoul, KR

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
52.43.204.232 AS16509 Amazon.com, Inc. 0.13ms from Boardman, US
76.24.134.152 AS7922 Comcast Cable Communications, LLC 8.81ms from Boston, US
65.188.62.56 AS11426 Charter Communications Inc 8.06ms from Charlotte, US
66.32.87.56 AS7029 Windstream Communications LLC 8.89ms from Chicago, US
13.79.56.248 AS8075 Microsoft Corporation 0.21ms from Dublin, IE
91.20.110.200 AS3320 Deutsche Telekom AG 6.88ms from Frankfurt am Main, DE
194.103.61.8 AS1257 Tele2 Sverige AB 0.84ms from Goeteborg, SE
31.209.136.200 AS51896 Hringdu ehf 0.66ms from Hafnarfjoerdur, IS
142.118.30.136 AS577 Bell Canada 1.44ms from Montreal, CA
36.27.25.88 AS4134 CHINANET-BACKBONE 4.65ms from Ningbo, CN
72.208.213.168 AS22773 Cox Communications Inc. 5.17ms from Phoenix, US
3.238.181.184 AS14618 Amazon.com, Inc. 0.35ms from Reston, US
3.232.233.88 AS14618 Amazon.com, Inc. 0.18ms from Reston, US
76.135.77.248 AS7922 Comcast Cable Communications, LLC 7.84ms from Seattle, US
119.215.104.168 AS4766 Korea Telecom 1.44ms from Seoul, KR
101.227.40.8 AS4811 China Telecom (Group) 1.77ms from Shanghai, CN
89.160.69.88 AS29518 Bredband2 AB 3.47ms from Stockholm, SE
180.150.64.72 AS4764 Aussie Broadband 1.00ms from Sydney, AU
83.7.226.200 AS5617 Orange Polska Spolka Akcyjna 8.15ms from Warsaw, PL
211.100.232.168 AS17964 Beijing Dian-Xin-Tong Network Technologies Co., Ltd. 3.61ms from Beijing, CN
117.11.119.104 AS4837 CHINA UNICOM China169 Backbone 4.93ms from Beijing, CN
35.81.57.168 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
128.85.240.88 AS8075 Microsoft Corporation 0.21ms from Boydton, US
41.143.149.88 AS36903 Office National des Postes et Telecommunications ONPT (Maroc Telecom) / IAM 11.36ms from Casablanca, MA
118.124.69.120 AS4134 CHINANET-BACKBONE 13.10ms from Chengdu, CN

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 210.99.48.30
traceroute to 210.99.48.30 (210.99.48.30): 64 hops max, 52 byte packets
2 [AS9318] 1.255.14.55 0.956 ms
3 [AS9318] 1.255.14.54 2.041 ms
4 [AS9318] 1.255.23.126 3.986 ms
5 *
6 *
7 *
8 *
10 [AS17841] 210.103.82.202 10.297 ms
11 [AS17841] 210.103.82.225 10.512 ms
12 *
13 [AS17841] 210.99.48.30 29.697 ms
Measurement taken from IPinfo ProbeNet in Seoul, KR
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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