`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

Similar names

mlnxul.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
○ 2026-03-24 02:02:12

○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
○ 2026-03-24 02:02:12

○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
○ 2026-03-24 02:02:12

●NSns5.afternic.com2026-03-01 → 2026-03-24 · 3 obs

○ 2016-04-09 05:39:24
● 2026-03-01 20:03:50
● 2026-03-24 02:02:12

●NSns6.afternic.com2026-03-01 → 2026-03-24 · 3 obs

○ 2016-04-09 05:39:24
● 2026-03-01 20:03:50
● 2026-03-24 02:02:12

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

● 2015-06-03 21:57:34
○ 2015-10-22 12:13:06
○ 2026-03-24 02:02:12

●A13.248.169.482026-03-01 → 2026-03-24 · 3 obs

○ 2016-04-09 05:39:24
● 2026-03-01 20:03:50
● 2026-03-24 02:02:12

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

● 2015-06-03 21:57:34
○ 2015-10-22 12:13:06
○ 2026-03-24 02:02:12

○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
○ 2026-03-24 02:02:12

●A76.223.54.1462026-03-01 → 2026-03-24 · 3 obs

○ 2016-04-09 05:39:24
● 2026-03-01 20:03:50
● 2026-03-24 02:02:12

🔍 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: 129ms | 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 two IPs: 13.248.169.48 and 76.223.54.146.

Other host names including mfda.com, www.dltech.co.uk, smolyan.com, cpanel.caucasus.net and tikgen.com share IP numbers with nullmx.stringcenter.com.

Name Servers

nullmx.stringcenter.com's delegation uses two name servers, ns5.afternic.com and ns6.afternic.com.

nullmx.stringcenter.com shares the same name server setup as other domains, for example listoffree.com, curtis.us, catchgirls.com, ferrous.undeadarmy.com and seaarena.com.

nullmx.stringcenter.com at least partially shares name servers with other domains, including mail.solarenergyconnecticut.com, glonda.site, designsbyd.site, box-plus.xyz and beermaster.xyz.

These name servers are commonly used with verification-gakbzzzqmt6gkcplw4efpp.ns101.verify.hn and ns3.afternic.com.

Host names with two IPs:

ns5.afternic.com points to: 2603:5:2134::42 and 97.74.99.66

ns6.afternic.com points to: 2603:5:2234::42 and 173.201.67.66

nullmx.stringcenter.com - robtex.com