168.100.144.0/20

AS140577  ·  Ahrefs Pte Ltd

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Summary

Country United States
Domain ahrefs.com
ASN AS140577
Registry APNIC
ID AHREFS-US

WHOIS Details

inetnum:        168.100.144.0 - 168.100.159.255
netname:        AHREFS-US
descr:          Ahrefs USA
descr:          22271 Shellhorn Road, Ashburn, VA 20147, USA
country:        US
geofeed:        https://ahrefs.com/csv/geofeed.csv
admin-c:        APLA38-AP
tech-c:         APLA38-AP
abuse-c:        AA2888-AP
status:         ASSIGNED NON-PORTABLE
mnt-by:         MAINT-AHREFS-SG
mnt-irt:        IRT-AHREFS-US
last-modified:  2025-02-28T08:35:33Z
source:         APNIC

irt:            IRT-AHREFS-US
address:        22271 Shellhorn Road, Ashburn, VA 20147, USA
e-mail:         network-abuse@ahrefs.com
abuse-mailbox:  network-abuse@ahrefs.com
admin-c:        APLA38-AP
tech-c:         APLA38-AP
auth:           # Filtered
remarks:        network-abuse@ahrefs.com was validated on 2025-12-30
mnt-by:         MAINT-AHREFS-SG
last-modified:  2025-12-30T14:20:36Z
source:         APNIC

role:           ABUSE AHREFSUS
country:        ZZ
address:        22271 Shellhorn Road, Ashburn, VA 20147, USA
phone:          +000000000
e-mail:         network-abuse@ahrefs.com
admin-c:        APLA38-AP
tech-c:         APLA38-AP
nic-hdl:        AA2888-AP
remarks:        Generated from irt object IRT-AHREFS-US
remarks:        network-abuse@ahrefs.com was validated on 2025-12-30
abuse-mailbox:  network-abuse@ahrefs.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-12-30T14:20:56Z
source:         APNIC

role:           Ahrefs Pte Ltd administrator
address:        Marina One East Tower,, 7 Straits View, #08-02, Singapore Singapore 018936
country:        SG
phone:          +6585915924
e-mail:         network-abuse@ahrefs.com
admin-c:        APLA38-AP
tech-c:         APLA38-AP
nic-hdl:        APLA38-AP
mnt-by:         MAINT-AHREFS-SG
last-modified:  2020-04-16T04:37:46Z
source:         APNIC

route:          168.100.144.0/20
origin:         AS140577
descr:          Ahrefs Pte Ltd Marina One East Tower, 7 Straits View, #08-02
mnt-by:         MAINT-AHREFS-SG
last-modified:  2020-11-23T16:54:02Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 168.100.0.0/16

Range ASN Company Num of IPs
168.100.192.0/19 AS55254 WaveDirect Telecommunications 8,192
168.100.48.0/20 AS400633 Peoples Rural Telephone Cooperative Corporation, Inc. 4,096
168.100.32.0/20 AS62943 Kingdom Technology Solutions 4,096
168.100.180.0/22 AS11525 Hancock Internet 1,024
168.100.140.0/22 AS140577 Ahrefs UK 1,024
168.100.12.0/23 AS399224 PERATON INC. 512
168.100.172.0/23 AS397365 Blade Broadband 512
168.100.14.0/24 AS19794 Cloud 9 Internet, Inc. 256
168.100.15.0/24 AS401133 TSIANA INC. 256
168.100.166.0/24 AS46405 Cloud 9 Internet, Inc. 256
168.100.174.0/24 AS19624 Data Room, Inc 256
168.100.171.0/24 AS30562 Scarsdale Schools District 256
168.100.177.0/24 AS14618 TaxBit 256
168.100.167.0/24 AS36197 Computer Data, Inc. 256

Hosted domains

There are no domains currently hosted on this ASN.

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

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

IP Address ASN Details
168.100.147.62 AS140577 Ahrefs Pte Ltd 0.23ms from Ashburn, US
168.100.148.37 AS140577 Ahrefs Pte Ltd 0.23ms from Ashburn, US
168.100.149.61 AS140577 Ahrefs Pte Ltd 0.23ms from Ashburn, US
168.100.145.65 AS140577 Ahrefs Pte Ltd 0.24ms from Ashburn, US
168.100.144.11 AS140577 Ahrefs Pte Ltd 0.23ms from Ashburn, US
168.100.146.224 AS140577 Ahrefs Pte Ltd 0.25ms from Ashburn, US

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
109.202.109.52 AS49453 Global Layer B.V. 0.45ms from Amsterdam, NL
112.125.205.100 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 4.12ms from Beijing, CN
113.213.71.20 AS4837 CHINA UNICOM China169 Backbone 2.24ms from Changchun, CN
117.202.196.52 AS9829 National Internet Backbone 12.68ms from Chennai, IN
13.227.87.20 AS16509 Amazon.com, Inc. 0.83ms from Chicago, US
50.109.189.164 AS5650 Frontier Communications of America, Inc. 8.15ms from Chicago, US
24.210.66.132 AS10796 Charter Communications Inc 6.73ms from Columbus, US
122.36.12.52 AS17858 LG POWERCOMM 7.13ms from Incheon, KR
88.6.95.228 AS3352 TELEFONICA DE ESPANA S.A.U. 5.05ms from Madrid, ES
79.50.23.20 AS3269 Telecom Italia S.p.A. 6.08ms from Milan, IT
209.151.151.36 AS25697 UpCloud USA Inc 0.53ms from New York City, US
79.200.99.164 AS3320 Deutsche Telekom AG 5.72ms from Nuernberg, DE
129.20.239.4 AS2200 Renater 9.93ms from Paris, FR
69.136.242.20 AS7922 Comcast Cable Communications, LLC 9.49ms from Secaucus, US
89.45.239.244 AS1653 Vetenskapsradet / SUNET 0.44ms from Stockholm, SE
85.237.28.212 AS29056 Citycom Telekommunikation GmbH 3.35ms from Vienna, AT
128.60.183.116 AS48 Navy Network Information Center (NNIC) 2.66ms from Ashburn, US
212.42.119.4 AS8449 "ElCat" Ltd. 0.26ms from Bishkek, KG
124.7.36.20 AS9583 Sify Limited 6.54ms from Chennai, IN
75.89.229.244 AS7029 Windstream Communications LLC 8.30ms from Chicago, US
98.30.154.100 AS10796 Charter Communications Inc 10.95ms from Columbus, US
108.89.120.20 AS7018 AT&T Enterprises, LLC 10.62ms from Dallas, US
165.225.25.132 AS62044 Zscaler Switzerland GmbH 0.24ms from Frankfurt am Main, DE
130.190.50.52 AS1942 Renater 7.61ms from Geneve, CH
86.173.173.180 AS2856 British Telecommunications PLC 6.25ms from London, GB

Traceroute

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

$
traceroute -a -n -q1 -f2 -m6 168.100.159.24
traceroute to 168.100.159.24 (168.100.159.24): 6 hops max, 52 byte packets
3 [] 86.104.125.69 0.668 ms
4 *
5 *
6 *
Measurement taken from IPinfo ProbeNet in Bucharest, RO
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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