nullstring.io - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`nullstring.io`

DNSSEC	⚠️ Not signed
A	127.0.0.1
NS	`princess.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2611^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c211^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`princess.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2211^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`princess.ns.cloudflare.com`
		A	108.162.194.17^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	162.159.38.17^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	172.64.34.17^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
NS	`wells.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c7d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wells.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c37d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`wells.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:237d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`wells.ns.cloudflare.com`
		A	108.162.195.125^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wells.ns.cloudflare.com`
		A	162.159.44.125^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wells.ns.cloudflare.com`
		A	172.64.35.125^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`wells.ns.cloudflare.com`
MX	`mx2.zoho.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`
MX	`mx.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	`mx3.zoho.com`⁽⁵⁰⁾
		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:rp.oracleemaildelivery.com -all`
SOA	`princess.ns.cloudflare.com`dns@cloudflare.com serial=2413886309

`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=1789729468

Same first word

nullstring.io

nullstring.net

nullstring.com

nullstring.de

nullstring.org

nullstring.one

nullstring.jp

Previous names

Next names

DNS History

7 records (6 active, 1 former)

●NSprincess.ns.cloudflare.com2026-09-01 → 2026-09-18 · 2 obs

● 2026-09-01 19:08:00
● 2026-09-18 11:45:10

●NSwells.ns.cloudflare.com2026-09-01 → 2026-09-18 · 2 obs

● 2026-09-01 19:08:00
● 2026-09-18 11:45:10

●MXmx.zoho.com2026-09-01 → 2026-09-18 · 2 obs

● 2026-09-01 19:08:00
● 2026-09-18 11:45:10

●MXmx2.zoho.com2026-09-01 → 2026-09-18 · 2 obs

● 2026-09-01 19:08:00
● 2026-09-18 11:45:10

●MXmx3.zoho.com2026-09-01 → 2026-09-18 · 2 obs

● 2026-09-01 19:08:00
● 2026-09-18 11:45:10

●A127.0.0.12026-09-03 → 2026-09-18 · 3 obs

○ 2026-09-01 19:08:00
● 2026-09-03 17:54:38
● 2026-09-18 11:45:10

○A193.29.62.982026-09-01 → 2026-09-01 · 3 obs

● 2026-09-01 19:08:00
○ 2026-09-03 17:54:38
○ 2026-09-18 11:45:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	8 records
nullstring.io	wells.ns.cloudflare.com, princess.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.17

NS records: wells.ns.cloudflare.com, princess.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullstring.io (unsigned zone)

⏱️ Timing

Total: 641ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`127.0.0.1`
NS	2	`princess.ns.cloudflare.com, wells.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx3.zoho.com (pri: 20)...`
TXT	1	`v=spf1 include:zohomail.com include:rp.o`
SOA	1	`princess.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a0.nic.io, a2.nic.io, b0.nic.io...)

Analysis

IP Addresses

nullstring.io has exactly one IP address — 127.0.0.1.

204.44.68.83.static.quadranet.com, 205.87.47.static.quadranet.com, zonvix.website plus two other host names have IP numbers in common with nullstring.io.

Name Servers

The NS records for nullstring.io delegate to princess.ns.cloudflare.com and wells.ns.cloudflare.com.

The name server configuration of nullstring.io is shared with other domains, for instance 6zuaxy4r5wk1t2-alusphsol1ka50.workers.dev, ardhiussalam06.workers.dev, thinhcp-tec.workers.dev and two others.

At least some of nullstring.io's name servers are shared with other domains, for example cac-41n.pages.dev, mrkaaf777.workers.dev, greenbadge-auth-console.xyz and two more.

It is common for these name servers to be used in conjunction with the name servers janet.ns.cloudflare.com, nikon.ns.cloudflare.com and quentin.ns.cloudflare.com.

Hosts with 6 IP addresses each:

princess.ns.cloudflare.com maps to 108.162.194.17, 162.159.38.17, 172.64.34.17 and 3 additional IP addresses.

wells.ns.cloudflare.com maps to 108.162.195.125, 162.159.44.125, 172.64.35.125 and 3 additional IP addresses.

Mail Servers

The MX records for nullstring.io list three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

At least some of the mail servers used by nullstring.io are shared with other domains: querocpf.com.br, jcgeometry.org, shalangi.com and two others among them.

The hosts mx2.zoho.com, mx3.zoho.com and mx.zoho.com each direct to 136.143.191.44; one IP address covers all three.

Three host names point to 136.143.191.44: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.