`nullmx.sehool.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	`ns3.afternic.com` ⭐ ⚠️ Not in parent delegation
		A	97.74.98.65^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns3.afternic.com`
NS	`ns4.afternic.com` ⚠️ Not in parent delegation
		A	173.201.66.65^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns4.namefind.com`
TXT	`v=spf1 -all`
SOA	`ns3.afternic.com`dns@jomax.net 2025-10-01 #0

`sehool.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	`ns3.afternic.com` ⭐
	NS	`ns4.afternic.com`
	TXT	`v=spf1 -all`
	SOA	`ns3.afternic.com`dns@jomax.net 2025-10-01 #0

Previously MX for

sehool.com

Same first word

nullmx.net

nullmx.org

nullmx.com

Similar names

mlnxul.com

DNS History

9 records (4 active, 5 former)

○NSns1.parkingcrew.net2016-07-03 → 2016-07-03 · 3 obs

● 2016-07-03 03:14:46
○ 2026-03-13 10:39:10
○ 2026-03-23 06:35:24

○NSns2.parkingcrew.net2016-07-03 → 2016-07-03 · 3 obs

● 2016-07-03 03:14:46
○ 2026-03-13 10:39:10
○ 2026-03-23 06:35:24

●NSns3.afternic.com2026-03-13 → 2026-03-23 · 3 obs

○ 2016-07-03 03:14:46
● 2026-03-13 10:39:10
● 2026-03-23 06:35:24

●NSns4.afternic.com2026-03-13 → 2026-03-23 · 3 obs

○ 2016-07-03 03:14:46
● 2026-03-13 10:39:10
● 2026-03-23 06:35:24

○MXmail.h-email.net2016-07-03 → 2016-07-03 · 3 obs

● 2016-07-03 03:14:46
○ 2026-03-13 10:39:10
○ 2026-03-23 06:35:24

●A13.248.169.482026-03-13 → 2026-03-23 · 3 obs

○ 2016-07-03 03:14:46
● 2026-03-13 10:39:10
● 2026-03-23 06:35:24

○A173.192.64.1472015-06-11 → 2016-03-07 · 4 obs

● 2015-06-11 16:10:22
● 2016-03-07 15:46:44
○ 2016-07-03 03:14:46
○ 2026-03-23 06:35:24

○A185.53.177.82016-07-03 → 2016-07-03 · 4 obs

○ 2016-03-07 15:46:44
● 2016-07-03 03:14:46
○ 2026-03-13 10:39:10
○ 2026-03-23 06:35:24

●A76.223.54.1462026-03-13 → 2026-03-23 · 3 obs

○ 2016-07-03 03:14:46
● 2026-03-13 10:39:10
● 2026-03-23 06:35:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sehool.com	ns3.afternic.com, ns4.afternic.com	2 records

✅ Authoritative Response

Server:173.201.66.65

NS records: ns3.afternic.com, ns4.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sehool.com (unsigned zone)

⏱️ Timing

Total: 291ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.248.169.48, 76.223.54.146`
NS	2	`ns3.afternic.com, ns4.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns3.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.afternic.com, ns4.afternic.com)

Analysis

IP Addresses

nullmx.sehool.com points to two IP numbers: 13.248.169.48 and 76.223.54.146.

Other host names such as aqo.in, www.michaelhutch.com, www.activeandbanflip.com, pansolution.com and hrtinc.com share IPs with nullmx.sehool.com.

Name Servers

nullmx.sehool.com is delegated to two name servers: ns3.afternic.com and ns4.afternic.com.

nullmx.sehool.com shares the same name server setup as qpp.org, easysafar.ai, gameofbros.com, perxpay.com and katmcs.com.

nullmx.sehool.com shares name servers with other domains, at least partially, for example cellworm.com, nsfamily.com and pissing.info as well as bilang.com.

Host names with a single IP:

ns3.afternic.com points to 97.74.98.65.

ns4.afternic.com points to 173.201.66.65.

nullmx.sehool.com - robtex.com