CF1760341049354-tsm20251012143351

MXLIST.NET - und.is

Search for IP or hostnames:

und.is checked at 2025-10-13T07:37:29.257Z 1312ms 131/131/131 100% R:13

und.is

NShugh.ns.cloudflare.com
A2606:4700:58::adf5:3b75 🇺🇸 Cloudflare
PTRhugh.ns.cloudflare.com
A2803:f800:50::6ca2:c175 🇨🇷 Cloudflare
PTRhugh.ns.cloudflare.com
A2a06:98c1:50::ac40:2175 🇺🇸 Cloudflare
PTRhugh.ns.cloudflare.com
A108.162.193.117🇺🇸 Cloudflare
PTRhugh.ns.cloudflare.com
A172.64.33.117🇺🇸 Cloudflare
PTRhugh.ns.cloudflare.com
A173.245.59.117🇺🇸 Cloudflare
PTRhugh.ns.cloudflare.com
NSmay.ns.cloudflare.com
A2606:4700:50::adf5:3a87 🇺🇸 Cloudflare
PTRmay.ns.cloudflare.com
A2803:f800:50::6ca2:c087 🇨🇷 Cloudflare
PTRmay.ns.cloudflare.com
A2a06:98c1:50::ac40:2087 🇺🇸 Cloudflare
PTRmay.ns.cloudflare.com
A108.162.192.135🇺🇸 Cloudflare
PTRmay.ns.cloudflare.com
A172.64.32.135🇺🇸 Cloudflare
PTRmay.ns.cloudflare.com
A173.245.58.135🇺🇸 Cloudflare
PTRmay.ns.cloudflare.com
MXund-is.mail.protection.outlook.com
A2a01:111:f403:c936:: 🇺🇸 Microsoft
PTRmail-cy1pr05cu00400.inbound.protection.outlook.com
A2a01:111:f403:c946::4 🇺🇸 Microsoft
PTRmail-ch0pr04cu00504.inbound.protection.outlook.com
A2a01:111:f403:f807:: 🇺🇸 Microsoft
PTRmail-co1pr05cu00200.inbound.protection.outlook.com
A2a01:111:f403:f907:: 🇺🇸 Microsoft
A52.101.9.21🇺🇸 Microsoft
PTRmail-bl2pr04cu00205.inbound.protection.outlook.com
A52.101.10.12🇺🇸 Microsoft
PTRmail-bn1pr21cu00204.inbound.protection.outlook.com
A52.101.11.7🇺🇸 Microsoft
PTRmail-sa9pr04cu00107.inbound.protection.outlook.com
A52.101.40.24🇺🇸 Microsoft
PTRmail-cy5pr05cu00100.inbound.protection.outlook.com
A51.81.166.2🇺🇸 OVH
PTRns1008740.ip-51-81-166.us

is

NSa.nic.is
NSb.nic.is
NSc.nic.is
NSd.nic.is
NSe.nic.is

Starts with same word

Starts similarily

AI analysis

und.is resolves to one IP number: 51.81.166.2.

Other host names, for instance ns1008740.ip-51-81-166.us, share IP numbers with und.is.

und.is is delegated to two name servers hugh.ns.cloudflare.com and may.ns.cloudflare.com.

und.is shares the same name server setup as other domains, for instance spondylolisthesis.org, geekythoughts.fr, adacell.com.tr, botjams.com and sunmedia.us.

und.is at least partially shares name servers with other domains, for instance juragancash.com, castellihotel.com.cy, kolsar.info, pdd-video.com.ua and psnic.cn.

these name servers are commonly used alongside rob.ns.cloudflare.com.

Host names with six IP numbers:

Host name hugh.ns.cloudflare.com points to: 2606:4700:58::adf5:3b75, 2803:f800:50::6ca2:c175, 2a06:98c1:50::ac40:2175, 108.162.193.117, 172.64.33.117 and 173.245.59.117.

Host name may.ns.cloudflare.com points to: 2606:4700:50::adf5:3a87, 2803:f800:50::6ca2:c087, 2a06:98c1:50::ac40:2087, 108.162.192.135, 172.64.32.135 and 173.245.58.135.

und.is is handled by a single mail server, und-is.mail.protection.outlook.com.

Host und-is.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c936::, 2a01:111:f403:c946::4, 2a01:111:f403:f807::, 2a01:111:f403:f907::, 52.101.9.21, 52.101.10.12, 52.101.11.7 and 52.101.40.24.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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