nullmx.stringcenter.com - dns.ninja

`nullmx.stringcenter.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns5.afternic.com` ⭐ ⚠️ Not in parent delegation
		A	2603:5:2134::42^{🇺🇸 GODADDY-DNS2603:5:2130::/44}
			PTR	`ns5.afternic.com`
		A	97.74.99.66^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns5.afternic.com`
NS	`ns6.afternic.com` ⚠️ Not in parent delegation
		A	2603:5:2234::42^{🇺🇸 GODADDY-DNS2603:5:2230::/44}
			PTR	`ns6.afternic.com`
		A	173.201.67.66^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns6.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns5.afternic.com`dns@jomax.net 2025-09-30 #0

`stringcenter.com`

	DNSSEC	⚠️ Not signed
	A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
	A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
	NS	`ns5.afternic.com` ⭐
	NS	`ns6.afternic.com`
	TXT	`v=spf1 -all`
	SOA	`ns5.afternic.com`dns@jomax.net 2025-09-30 #0

Same first word

nullmx.net

nullmx.org

nullmx.com

DNS History

10 records (4 active, 6 former)

○NSns1.afternic.com2015-10-22 → 2016-04-09 · 5 obs

○ 2015-06-03 21:57:34
● 2015-10-22 12:13:06
● 2016-04-09 05:39:24
○ 2026-03-01 20:03:50
○ 2026-06-28 15:00:30

○NSns41.rookdns.com2015-06-03 → 2016-04-09 · 5 obs

● 2015-06-03 21:57:34
○ 2015-10-22 12:13:06
● 2016-04-09 05:39:24
○ 2026-03-01 20:03:50
○ 2026-06-28 15:00:30

○NSns42.rookdns.com2015-06-03 → 2016-04-09 · 4 obs

● 2015-06-03 21:57:34
● 2016-04-09 05:39:24
○ 2026-03-01 20:03:50
○ 2026-06-28 15:00:30

●NSns5.afternic.com2026-03-01 → 2026-06-28 · 3 obs

○ 2016-04-09 05:39:24
● 2026-03-01 20:03:50
● 2026-06-28 15:00:30

●NSns6.afternic.com2026-03-01 → 2026-06-28 · 3 obs

○ 2016-04-09 05:39:24
● 2026-03-01 20:03:50
● 2026-06-28 15:00:30

○MXmail.mxproc.com2015-06-03 → 2015-06-03 · 3 obs

● 2015-06-03 21:57:34
○ 2015-10-22 12:13:06
○ 2026-06-28 15:00:30

●A13.248.169.482026-03-01 → 2026-06-28 · 3 obs

○ 2016-04-09 05:39:24
● 2026-03-01 20:03:50
● 2026-06-28 15:00:30

○A141.8.224.1832015-06-03 → 2015-06-03 · 3 obs

● 2015-06-03 21:57:34
○ 2015-10-22 12:13:06
○ 2026-06-28 15:00:30

○A184.168.221.1042015-10-22 → 2016-04-09 · 5 obs

○ 2015-06-03 21:57:34
● 2015-10-22 12:13:06
● 2016-04-09 05:39:24
○ 2026-03-01 20:03:50
○ 2026-06-28 15:00:30

●A76.223.54.1462026-03-01 → 2026-06-28 · 3 obs

○ 2016-04-09 05:39:24
● 2026-03-01 20:03:50
● 2026-06-28 15:00:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
stringcenter.com	ns5.afternic.com, ns6.afternic.com	2 records

✅ Authoritative Response

Server:97.74.99.66

NS records: ns5.afternic.com, ns6.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stringcenter.com (unsigned zone)

⏱️ Timing

Total: 178ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.248.169.48, 76.223.54.146`
NS	2	`ns5.afternic.com, ns6.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns5.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns5.afternic.com, ns6.afternic.com)

Analysis

IP Addresses

nullmx.stringcenter.com points to the IP addresses 13.248.169.48 and 76.223.54.146

Two other host names, along with mfda.com, www.dltech.co.uk and smolyan.com, also share IP numbers with nullmx.stringcenter.com.

Name Servers

Two name servers handle the delegation for nullmx.stringcenter.com: ns5.afternic.com and ns6.afternic.com.

nullmx.stringcenter.com shares its NS records with other domains, for example listoffree.com, curtis.us, catchgirls.com and two others.

At least some of nullmx.stringcenter.com's name servers are shared with other domains, for example glonda.site, 9090depin.xyz, cheaplogs.com and two more.

These name servers tend to be deployed in combination with the name servers verification-gakbzzzqmt6gkcplw4efpp.ns101.verify.hn and verification-ex8vn3zniaperlcgbphvpy.ns101.verify.hn.

ns5.afternic.com and ns6.afternic.com both carry two IP addresses. The A records for ns5.afternic.com are 97.74.99.66 and 2603:5:2134::42; the A records for ns6.afternic.com are 173.201.67.66 and 2603:5:2234::42.