`referzone.io`

DNSSEC	⚠️ Not signed
A	34.232.164.211^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
		PTR	`ec2-34-232-164-211.compute-1.amazonaws.com`
A	52.201.60.16^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
A	52.206.147.28^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
A	54.160.192.11^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
A	54.226.127.75^{🇺🇸 Amazon54.226.0.0/15 EC2 IAD prefix}
A	100.50.111.201^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
NS	`ns-128.awsdns-16.com` ⭐
		A	2600:9000:5300:8000::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-128.awsdns-16.com`
		A	205.251.192.128^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-128.awsdns-16.com`
NS	`ns-1264.awsdns-30.org`
		A	2600:9000:5304:f000::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1264.awsdns-30.org`
		A	205.251.196.240^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1264.awsdns-30.org`
NS	`ns-1883.awsdns-43.co.uk`
		A	2600:9000:5307:5b00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1883.awsdns-43.co.uk`
		A	205.251.199.91^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1883.awsdns-43.co.uk`
NS	`ns-536.awsdns-03.net`
		A	2600:9000:5302:1800::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-536.awsdns-03.net`
		A	205.251.194.24^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-536.awsdns-03.net`
MX	`mx2.zoho.com` ⭐
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
		A	136.143.191.44^{🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zohomail.com include:44558056.spf03.hubspotemail.net ~all`
SOA	`ns-128.awsdns-16.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=1775981583

📈 Tranco rank: #649,348

Subdomains

rust.referzone.io

Same first word

referzone.io

referzone.com

Similar names

ferrezone.com

DNS History

19 records (13 active, 6 former)

●NSns-1264.awsdns-30.org2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 05:05:52
● 2026-04-12 08:46:00

●NSns-128.awsdns-16.com2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 05:05:52
● 2026-04-12 08:46:00

●NSns-1883.awsdns-43.co.uk2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 05:05:52
● 2026-04-12 08:46:00

●NSns-536.awsdns-03.net2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 05:05:52
● 2026-04-12 08:46:00

●MXmx.zoho.com2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 05:05:52
● 2026-04-12 08:46:00

●MXmx2.zoho.com2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 05:05:52
● 2026-04-12 08:46:00

●MXmx3.zoho.com2026-03-25 → 2026-04-12 · 2 obs

● 2026-03-25 05:05:52
● 2026-04-12 08:46:00

●A100.50.111.2012026-04-02 → 2026-04-12 · 3 obs

○ 2026-03-28 04:23:06
● 2026-04-02 23:16:26
● 2026-04-12 08:46:00

○A100.51.28.112026-03-25 → 2026-03-28 · 4 obs

● 2026-03-25 05:05:52
● 2026-03-28 04:23:06
○ 2026-04-02 23:16:26
○ 2026-04-12 08:46:00

○A3.210.88.1552026-03-25 → 2026-03-28 · 4 obs

● 2026-03-25 05:05:52
● 2026-03-28 04:23:06
○ 2026-04-02 23:16:26
○ 2026-04-12 08:46:00

○A34.192.177.1082026-03-25 → 2026-03-28 · 4 obs

● 2026-03-25 05:05:52
● 2026-03-28 04:23:06
○ 2026-04-02 23:16:26
○ 2026-04-12 08:46:00

●A34.232.164.2112026-04-02 → 2026-04-12 · 3 obs

○ 2026-03-28 04:23:06
● 2026-04-02 23:16:26
● 2026-04-12 08:46:00

○A44.217.120.1142026-03-25 → 2026-03-28 · 4 obs

● 2026-03-25 05:05:52
● 2026-03-28 04:23:06
○ 2026-04-02 23:16:26
○ 2026-04-12 08:46:00

●A52.201.60.162026-04-02 → 2026-04-12 · 3 obs

○ 2026-03-28 04:23:06
● 2026-04-02 23:16:26
● 2026-04-12 08:46:00

●A52.206.147.282026-04-02 → 2026-04-12 · 3 obs

○ 2026-03-28 04:23:06
● 2026-04-02 23:16:26
● 2026-04-12 08:46:00

○A52.71.135.1842026-03-25 → 2026-04-05 · 4 obs

● 2026-03-25 05:05:52
● 2026-04-05 04:37:52
○ 2026-04-09 04:01:24
○ 2026-04-12 08:46:00

●A54.160.192.112026-04-09 → 2026-04-12 · 3 obs

○ 2026-04-05 04:37:52
● 2026-04-09 04:01:24
● 2026-04-12 08:46:00

●A54.226.127.752026-04-02 → 2026-04-12 · 3 obs

○ 2026-03-28 04:23:06
● 2026-04-02 23:16:26
● 2026-04-12 08:46:00

○A98.86.203.1542026-03-25 → 2026-03-28 · 4 obs

● 2026-03-25 05:05:52
● 2026-03-28 04:23:06
○ 2026-04-02 23:16:26
○ 2026-04-12 08:46:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a2.nic.io, a0.nic.io, c0.nic.io, b0.nic.io	-
referzone.io	ns-536.awsdns-03.net, ns-1264.awsdns-30.org, ns-1883.awsdns-43.co.uk, ns-128.awsdns-16.com	-

✅ Authoritative Response

Server:205.251.192.128

NS records: ns-536.awsdns-03.net, ns-1264.awsdns-30.org, ns-1883.awsdns-43.co.uk, ns-128.awsdns-16.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for referzone.io (unsigned zone)

⏱️ Timing

Total: 309ms | Queries: -

📄 Records

Type	Count	Sample Data
A	6	`52.201.60.16, 54.160.192.11...`
NS	4	`ns-1264.awsdns-30.org, ns-128.awsdns-16.com...`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	1	`v=spf1 include:zohomail.com include:4455`
SOA	1	`ns-128.awsdns-16.com awsdns-hostmaster.a`

Analysis

Hierarchy

The parent of rust.referzone.io is referzone.io.

IP Addresses

Six IP numbers are pointed to by referzone.io: 34.232.164.211, 52.201.60.16, 52.206.147.28, 54.160.192.11, 54.226.127.75 and 100.50.111.201.

Other host names, for instance ec2-52-206-147-28.compute-1.amazonaws.com and alb-alt.vpb-server.omni03.prd-aws-us-east-1.k8s.jwp.io, share IP numbers with referzone.io.

Name Servers

referzone.io is delegated to four name servers: ns-128.awsdns-16.com, ns-536.awsdns-03.net, ns-1264.awsdns-30.org and ns-1883.awsdns-43.co.uk.

referzone.io at least partially shares name servers with other domains, for instance circlet.aws.intellij.net, d1ukbnzkkociyc.cloudfront.net, nwlink.net, tellme.co.in and d19nte1q379fgv.cloudfront.net.

These name servers are commonly used alongside ns-354.awsdns-44.com, ns-1300.awsdns-34.org, ns-1635.awsdns-12.co.uk, ns1.getnetset.com, ns2.getnetset.com, ns-301.awsdns-37.com, ns-568.awsdns-07.net, ns-1059.awsdns-04.org, ns3.getnetset.com and ns4.getnetset.com.

Host names with two IP numbers: ns-128.awsdns-16.com points to 2600:9000:5300:8000::1 and 205.251.192.128; ns-536.awsdns-03.net points to 2600:9000:5302:1800::1 and 205.251.194.24; ns-1264.awsdns-30.org points to 2600:9000:5304:f000::1 and 205.251.196.240; ns-1883.awsdns-43.co.uk points to 2600:9000:5307:5b00::1 and 205.251.199.91.

Mail Servers

Three mail servers handle referzone.io: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

referzone.io shares at least partially some mail servers with other domains, including myvmk.com, gomeetly.com, nathat.com, design-wright.net and seekshine.com.

Host names with two IP numbers: mx.zoho.com points to 136.143.183.44 and 136.143.191.44.

Host names with one IP number: mx2.zoho.com points to 136.143.183.44 and mx3.zoho.com points to 136.143.191.44.

Host names that point to 136.143.183.44: mx.zoho.com and mx2.zoho.com.

Host names that point to 136.143.191.44: mx.zoho.com and mx3.zoho.com.

referzone.io - robtex.com

referzone.io

io

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`referzone.io`

`io`