nullstring.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`nullstring.com`

DNSSEC	⚠️ Not signed
A	66.181.34.248^{🇺🇸 AS6423666.181.32.0/19 1321 Burlington Street Suite F North Kansas City MO 64116 United States}
		PTR	`mx2.doroyal.com`
NS	`ns1.royal2.doroyal.com` ⭐ ⚠️ Not in parent delegation
NS	`ns2.royal2.doroyal.com` ⚠️ Not in parent delegation
NS	`ns7.doroyal.com` ⚠️ Not in zone NS records
		A	66.181.34.249^{🇺🇸 AS6423666.181.32.0/19 1321 Burlington Street Suite F North Kansas City MO 64116 United States}
			PTR	`mx3.doroyal.com`
NS	`ns8.doroyal.com` ⚠️ Not in zone NS records
		A	66.181.34.251^{🇺🇸 AS6423666.181.32.0/19 1321 Burlington Street Suite F North Kansas City MO 64116 United States}
			PTR	`mx5.doroyal.com`
MX	`mail.nullstring.com` ⭐
		A	66.181.34.248^{🇺🇸 AS6423666.181.32.0/19 1321 Burlington Street Suite F North Kansas City MO 64116 United States}
			PTR	`mx2.doroyal.com`
TXT	`v=spf1 a mx ip4:66.181.34.247 ip6:2604:abc0:103:332:2ef0:5dff:fe8c:c58f ~all`
SOA	`ns1.royal2.doroyal.com`hostmaster@nullstring.com 2025-10-16 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1787830655

Previously MX for

nullstring.com

mail.nullstring.com

Subdomains

mail.nullstring.com

Same first word

nullstring.de

nullstring.jp

nullstring.net

nullstring.com

Previous names

Next names

DNS History

18 records (6 active, 12 former)

○NSeuropa.whfweb.com2017-06-17 → 2017-06-17 · 4 obs

○ 2016-06-29 06:38:32
● 2017-06-17 19:47:40
○ 2026-08-21 11:52:46
○ 2026-08-27 11:44:40

○NSlo.whfweb.com2017-06-17 → 2017-06-17 · 4 obs

○ 2016-06-29 06:38:32
● 2017-06-17 19:47:40
○ 2026-08-21 11:52:46
○ 2026-08-27 11:44:40

○NSns1.facesharedus1.com2016-06-29 → 2016-06-29 · 4 obs

○ 2016-02-11 13:05:00
● 2016-06-29 06:38:32
○ 2017-06-17 19:47:40
○ 2026-08-27 11:44:40

○NSns1.hostmonster.com2015-06-11 → 2016-02-11 · 5 obs

○ 2008-03-20 12:11:40
● 2015-06-11 06:50:24
● 2016-02-11 13:05:00
○ 2016-06-29 06:38:32
○ 2026-08-27 11:44:40

●NSns1.royal2.doroyal.com2026-08-21 → 2026-08-27 · 3 obs

○ 2017-06-17 19:47:40
● 2026-08-21 11:52:46
● 2026-08-27 11:44:40

○NSns1.secure.net2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 12:11:40
○ 2015-06-11 06:50:24
○ 2026-08-27 11:44:40

○NSns2.facesharedus1.com2016-06-29 → 2016-06-29 · 4 obs

○ 2016-02-11 13:05:00
● 2016-06-29 06:38:32
○ 2017-06-17 19:47:40
○ 2026-08-27 11:44:40

○NSns2.hostmonster.com2015-06-11 → 2016-02-11 · 5 obs

○ 2008-03-20 12:11:40
● 2015-06-11 06:50:24
● 2016-02-11 13:05:00
○ 2016-06-29 06:38:32
○ 2026-08-27 11:44:40

●NSns2.royal2.doroyal.com2026-08-21 → 2026-08-27 · 3 obs

○ 2017-06-17 19:47:40
● 2026-08-21 11:52:46
● 2026-08-27 11:44:40

○NSns2.secure.net2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 12:11:40
○ 2015-06-11 06:50:24
○ 2026-08-27 11:44:40

●NSns7.doroyal.com2026-08-21 → 2026-08-27 · 3 obs

○ 2017-06-17 19:47:40
● 2026-08-21 11:52:46
● 2026-08-27 11:44:40

●NSns8.doroyal.com2026-08-21 → 2026-08-27 · 3 obs

○ 2017-06-17 19:47:40
● 2026-08-21 11:52:46
● 2026-08-27 11:44:40

●MXmail.nullstring.com2015-06-11 → 2026-08-27 · 7 obs

○ 2008-03-20 12:11:40
● 2015-06-11 06:50:24
● 2016-02-11 13:05:00
○ 2016-06-29 06:38:32
○ 2017-06-17 19:47:40
● 2026-08-21 11:52:46
● 2026-08-27 11:44:40

○MXnullstring.com2016-06-29 → 2017-06-17 · 5 obs

○ 2016-02-11 13:05:00
● 2016-06-29 06:38:32
● 2017-06-17 19:47:40
○ 2026-08-21 11:52:46
○ 2026-08-27 11:44:40

○A108.163.251.662016-06-29 → 2016-06-29 · 4 obs

○ 2016-02-11 13:05:00
● 2016-06-29 06:38:32
○ 2017-06-17 19:47:40
○ 2026-08-27 11:44:40

○A108.178.7.1862017-06-17 → 2017-06-17 · 4 obs

○ 2016-06-29 06:38:32
● 2017-06-17 19:47:40
○ 2026-08-21 11:52:46
○ 2026-08-27 11:44:40

●A66.181.34.2482026-08-21 → 2026-08-27 · 3 obs

○ 2017-06-17 19:47:40
● 2026-08-21 11:52:46
● 2026-08-27 11:44:40

○A74.220.207.1662015-06-11 → 2016-02-11 · 5 obs

○ 2008-03-20 12:11:40
● 2015-06-11 06:50:24
● 2016-02-11 13:05:00
○ 2016-06-29 06:38:32
○ 2026-08-27 11:44:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net...	-
nullstring.com	ns7.doroyal.com, ns8.doroyal.com	2 records

✅ Authoritative Response

Server:66.181.34.251

NS records: ns7.doroyal.com, ns8.doroyal.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullstring.com (unsigned zone)

⏱️ Timing

Total: 243ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.181.34.248`
NS	2	`ns2.royal2.doroyal.com, ns1.royal2.doroyal.com`
MX	1	`mail.nullstring.com (pri: 10)`
TXT	1	`v=spf1 a mx ip4:66.181.34.247 ip6:2604:a`
SOA	1	`ns1.royal2.doroyal.com hostmaster.nullst`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns7.doroyal.com, ns8.doroyal.com)

Analysis

Hierarchy

The domain mail.nullstring.com falls under the parent nullstring.com.

IP Addresses

nullstring.com resolves to just one IP address, 66.181.34.248.

Two other host names, along with rcpt.cc, mail.idonthe.net and portugalblog.com, also share IP numbers with nullstring.com.

Name Servers

The NS records for nullstring.com point to four name servers: ns7.doroyal.com, ns8.doroyal.com, ns1.royal2.doroyal.com and ns2.royal2.doroyal.com.

At least some of nullstring.com's name servers are shared with other domains, for example s-s.icu, runeforums.net, amritahealing.com and two more.

Each of ns7.doroyal.com and ns8.doroyal.com has one IP address: ns7.doroyal.com uses 66.181.34.249 and ns8.doroyal.com uses 66.181.34.251.

Mail Servers

The sole mail server for nullstring.com is mail.nullstring.com.

mail.nullstring.com points to one IP number — 66.181.34.248.