`modbus.io`

DNSSEC	⚠️ Not signed
A	3.170.42.9^{🇺🇸 Amazon3.170.40.0/22}
		PTR	`server-3-170-42-9.iad61.r.cloudfront.net`
A	3.170.42.82^{🇺🇸 Amazon3.170.40.0/22}
A	3.170.42.110^{🇺🇸 Amazon3.170.40.0/22}
A	3.170.42.117^{🇺🇸 Amazon3.170.40.0/22}
NS	`ns-63.awsdns-07.com` ⭐
		A	2600:9000:5300:3f00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-63.awsdns-07.com`
		A	205.251.192.63^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-63.awsdns-07.com`
NS	`ns-1375.awsdns-43.org`
		A	2600:9000:5305:5f00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1375.awsdns-43.org`
		A	205.251.197.95^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1375.awsdns-43.org`
NS	`ns-2007.awsdns-58.co.uk`
		A	2600:9000:5307:d700::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-2007.awsdns-58.co.uk`
		A	205.251.199.215^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-2007.awsdns-58.co.uk`
NS	`ns-746.awsdns-29.net`
		A	2600:9000:5302:ea00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-746.awsdns-29.net`
		A	205.251.194.234^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-746.awsdns-29.net`
MX	`inbound-smtp.us-east-1.amazonaws.com` ⭐
		A	3.211.210.226^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-211-210-226.compute-1.amazonaws.com`
		A	44.206.9.87^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-206-9-87.compute-1.amazonaws.com`
		A	44.210.166.32^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-210-166-32.compute-1.amazonaws.com`
		A	54.164.173.191^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-164-173-191.compute-1.amazonaws.com`
		A	54.197.5.236^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-5-236.compute-1.amazonaws.com`
SOA	`ns-63.awsdns-07.com`awsdns-hostmaster@amazon.com serial=1

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐ 🔒
	NS	`a2.nic.io` 🔒
	NS	`b0.nic.io` 🔒
	NS	`c0.nic.io` 🔒
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1771291657

Same first word

modbus.ru

modbus.be

modbus.cz

modbus.pl

modbus.com.cn

modbus.com.br

modbus.tw

modbus.pro

modbus.dk

modbus.top

modbus.cn

modbus.org

modbus.ltd

modbus.nl

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modbus.co.kr

modbus.fr

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modbus.eu

modbus.de

Similar names

sbdumo.com

musodb.com

ombuds.systems

subdom.co.uk

ombuds.es

ombuds.support

bomusd.org

domsub.com

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bmodus.com

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ombuds.business

mosdub.com

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dombus.ru

ombuds.biz

ombuds.com.br

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dumbos.com

mobuds.com

usbmod.com

sdumbo.com

dumbos.net

dumbos.eu

submod.com

sombud.pl

sodumb.org

subdom.de

submod.net

dobums.lv

ombuds.tv

ombuds.la

ombuds.ca

domsub.org

omsbud.com

bomusd.net

ombuds.network

ombuds.services

busdom.nl

mosbud.pl

sodumb.com

ombuds.mobi

domsub.net

ombuds.me

busdom.com

DNS History

17 records (9 active, 8 former)

●NSns-1375.awsdns-43.org2026-02-15 → 2026-03-07 · 2 obs

● 2026-02-15 17:21:56
● 2026-03-07 16:07:50

●NSns-2007.awsdns-58.co.uk2026-02-15 → 2026-03-07 · 2 obs

● 2026-02-15 17:21:56
● 2026-03-07 16:07:50

●NSns-63.awsdns-07.com2026-02-15 → 2026-03-07 · 2 obs

● 2026-02-15 17:21:56
● 2026-03-07 16:07:50

●NSns-746.awsdns-29.net2026-02-15 → 2026-03-07 · 2 obs

● 2026-02-15 17:21:56
● 2026-03-07 16:07:50

●MXinbound-smtp.us-east-1.amazonaws.com2026-02-15 → 2026-03-07 · 2 obs

● 2026-02-15 17:21:56
● 2026-03-07 16:07:50

○A13.249.182.1072026-02-19 → 2026-03-01 · 20 obs

○ 2026-02-18 23:40:10
● 2026-02-19 17:05:24
○ 2026-02-19 21:41:56
○ 2026-02-21 07:14:26
● 2026-02-21 08:30:06
○ 2026-02-21 14:04:42
○ 2026-02-21 16:44:28
● 2026-02-23 18:23:28
○ 2026-02-24 00:11:12
○ 2026-02-25 04:28:26
● 2026-02-26 13:00:34
○ 2026-02-27 00:11:26
● 2026-02-27 06:44:00
● 2026-02-27 15:54:30
○ 2026-02-28 00:13:56
○ 2026-02-28 14:23:52
● 2026-03-01 01:02:10
● 2026-03-01 07:29:50
○ 2026-03-01 17:57:34
○ 2026-03-07 16:07:50

○A13.249.182.1292026-02-19 → 2026-03-01 · 20 obs

○A13.249.182.542026-02-19 → 2026-03-01 · 20 obs

○A13.249.182.822026-02-19 → 2026-03-01 · 20 obs

●A3.170.42.1102026-02-15 → 2026-03-07 · 28 obs

● 2026-02-15 17:21:56
● 2026-02-18 21:56:00
○ 2026-02-18 23:40:10
○ 2026-02-21 00:28:34
● 2026-02-21 07:14:26
○ 2026-02-21 08:30:06
● 2026-02-21 14:04:42
● 2026-02-21 16:44:28
○ 2026-02-23 18:23:28
● 2026-02-24 00:11:12
○ 2026-02-24 10:12:38
● 2026-02-25 04:28:26
○ 2026-02-26 13:00:34
○ 2026-02-27 15:54:30
● 2026-02-28 00:13:56
○ 2026-02-28 14:23:52
○ 2026-03-01 07:29:50
● 2026-03-01 17:57:34
● 2026-03-01 21:09:54
○ 2026-03-02 23:07:40
● 2026-03-03 00:52:06
○ 2026-03-04 02:09:24
● 2026-03-04 12:33:34
● 2026-03-04 14:23:58
○ 2026-03-05 06:46:16
○ 2026-03-07 03:42:36
● 2026-03-07 16:07:48
● 2026-03-07 16:07:50

●A3.170.42.1172026-02-15 → 2026-03-07 · 28 obs

●A3.170.42.822026-02-15 → 2026-03-07 · 28 obs

●A3.170.42.92026-02-15 → 2026-03-07 · 28 obs

○A52.84.118.182026-02-18 → 2026-03-07 · 25 obs

○ 2026-02-18 21:56:00
● 2026-02-18 23:40:10
○ 2026-02-19 17:05:24
● 2026-02-19 21:41:56
● 2026-02-21 00:28:34
○ 2026-02-21 07:14:26
○ 2026-02-24 00:11:12
● 2026-02-24 10:12:38
○ 2026-02-25 04:28:26
○ 2026-02-26 13:00:34
● 2026-02-27 00:11:26
○ 2026-02-27 06:44:00
○ 2026-02-28 00:13:56
● 2026-02-28 14:23:52
○ 2026-03-01 01:02:10
○ 2026-03-01 21:09:54
● 2026-03-02 23:07:40
○ 2026-03-03 00:52:06
● 2026-03-04 02:09:24
○ 2026-03-04 12:33:34
○ 2026-03-04 14:23:58
● 2026-03-05 06:46:16
● 2026-03-07 03:42:36
○ 2026-03-07 16:07:48
○ 2026-03-07 16:07:50

○A52.84.118.452026-02-18 → 2026-03-07 · 25 obs

○A52.84.118.62026-02-18 → 2026-03-07 · 25 obs

○A52.84.118.632026-02-18 → 2026-03-07 · 25 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a2.nic.io, b0.nic.io, c0.nic.io, a0.nic.io	-
modbus.io	ns-63.awsdns-07.com, ns-1375.awsdns-43.org, ns-2007.awsdns-58.co.uk, ns-746.awsdns-29.net	-

✅ Authoritative Response

Server: 205.251.192.63

NS records: ns-63.awsdns-07.com, ns-1375.awsdns-43.org, ns-2007.awsdns-58.co.uk, ns-746.awsdns-29.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for modbus.io (unsigned zone)

⏱️ Timing

Total: 480ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.170.42.9, 3.170.42.110...`
NS	4	`ns-1375.awsdns-43.org, ns-2007.awsdns-58.co.uk...`
MX	1	`inbound-smtp.us-east-1.amazonaws.com (pr`
SOA	1	`ns-63.awsdns-07.com awsdns-hostmaster.am`

Analysis

IP Addresses

modbus.io points to four IP numbers: 3.170.42.9, 3.170.42.82, 3.170.42.110 and 3.170.42.117.

Other host names, for instance dzqgaz968u0n0.cloudfront.net, mathematicsperfect.com, webmail.caribe.net, dl9ldj4bgbr8p.cloudfront.net and petdeskpay.com share IP numbers with modbus.io.

Name Servers

modbus.io is delegated to four name servers: ns-63.awsdns-07.com, ns-746.awsdns-29.net, ns-1375.awsdns-43.org and ns-2007.awsdns-58.co.uk.

modbus.io at least partially shares its name servers with other domains, for instance soundcloud-upload.s3.amazonaws.com, murfie-production-assets.s3.amazonaws.com, comparebusinessproducts.com, doodubcyhw0ao.cloudfront.net and sterlingsalt.net.

These name servers are commonly used with ns-1579.awsdns-05.co.uk, ns-771.awsdns-32.net, ns-1300.awsdns-34.org, ns-92.awsdns-11.com, ns-621.awsdns-13.net, ns-2011.awsdns-59.co.uk and ns-1927.awsdns-48.co.uk.

Host names with two IPs: ns-63.awsdns-07.com points to 2600:9000:5300:3f00::1 and 205.251.192.63; ns-746.awsdns-29.net points to 2600:9000:5302:ea00::1 and 205.251.194.234; ns-1375.awsdns-43.org points to 2600:9000:5305:5f00::1 and 205.251.197.95; ns-2007.awsdns-58.co.uk points to 2600:9000:5307:d700::1 and 205.251.199.215.

Mail Servers

modbus.io is served by a single mail server, inbound-smtp.us-east-1.amazonaws.com.

modbus.io uses the same mail server setup as other domains such as crowdstrike24hofspa.com, sushaadi.com, bojolish.slack.com, singularity.is and vulkan.org.

modbus.io shares some mail servers with other domains, including sieugame.com, natlloyds.atlassian.net, wserver.hostdirekt.com, ntelx.net and waslabrowser.com.

these mail servers are commonly used with the mail servers inbound-smtp.us-west-2.amazonaws.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host inbound-smtp.us-east-1.amazonaws.com resolves to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32, 54.164.173.191 and 54.197.5.236.

modbus.io - robtex.com

modbus.io

io

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`modbus.io`

`io`