`nullmx.scienceeast.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

`scienceeast.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

Previously MX for

scienceeast.com

Same first word

nullmx.net

nullmx.org

nullmx.com

Similar names

mlnxul.com

DNS History

12 records (4 active, 8 former)

○NSbuy.internettraffic.com2015-05-23 → 2016-05-04 · 5 obs

○ 2008-03-15 18:28:04
● 2015-05-23 16:56:56
○ 2015-10-24 07:01:38
● 2016-05-04 13:38:22
○ 2026-05-09 19:12:24

○NSns1.sedoparking.com2015-10-24 → 2016-05-04 · 4 obs

○ 2015-05-23 16:56:56
● 2015-10-24 07:01:38
● 2016-05-04 13:38:22
○ 2026-05-09 19:12:24

○NSns2.sedoparking.com2015-10-24 → 2016-05-04 · 4 obs

○ 2015-05-23 16:56:56
● 2015-10-24 07:01:38
● 2016-05-04 13:38:22
○ 2026-05-09 19:12:24

●NSns5.afternic.com2026-05-09 → 2026-05-09 · 2 obs

○ 2016-05-04 13:38:22
● 2026-05-09 19:12:24

●NSns6.afternic.com2026-05-09 → 2026-05-09 · 2 obs

○ 2016-05-04 13:38:22
● 2026-05-09 19:12:24

○NSsell.internettraffic.com2015-05-23 → 2016-05-04 · 4 obs

○ 2008-03-15 18:28:04
● 2015-05-23 16:56:56
● 2016-05-04 13:38:22
○ 2026-05-09 19:12:24

○MXmail.nickstel.com2015-10-24 → 2016-05-04 · 3 obs

● 2015-10-24 07:01:38
● 2016-05-04 13:38:22
○ 2026-05-09 19:12:24

●A13.248.169.482026-05-09 → 2026-05-09 · 2 obs

○ 2016-05-04 13:38:22
● 2026-05-09 19:12:24

○A209.181.247.1052008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:28:04
○ 2015-05-23 16:56:56
○ 2026-05-09 19:12:24

○A69.172.201.2082015-05-23 → 2015-05-23 · 4 obs

○ 2008-03-15 18:28:04
● 2015-05-23 16:56:56
○ 2015-10-24 07:01:38
○ 2026-05-09 19:12:24

○A72.52.4.1192015-10-24 → 2016-05-04 · 4 obs

○ 2015-05-23 16:56:56
● 2015-10-24 07:01:38
● 2016-05-04 13:38:22
○ 2026-05-09 19:12:24

●A76.223.54.1462026-05-09 → 2026-05-09 · 2 obs

○ 2016-05-04 13:38:22
● 2026-05-09 19:12:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
scienceeast.com	ns5.afternic.com, ns6.afternic.com	2 records

✅ Authoritative Response

Server:173.201.67.66

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for scienceeast.com (unsigned zone)

⏱️ Timing

Total: 105ms | 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.scienceeast.com resolves to two IPs: 13.248.169.48 and 76.223.54.146.

other host names for instance 2344.app, b3njamin.com, linguarobot.com, gayrotic.com and tripmd.com share IP numbers with nullmx.scienceeast.com.

Name Servers

nullmx.scienceeast.com is delegated to two name servers: ns5.afternic.com and ns6.afternic.com.

nullmx.scienceeast.com shares the same name server setup as other domains, for example www.izoc.xyz, shopwa.com, 199meiying.cmmfg.com, requestone.com and golroo.com.

nullmx.scienceeast.com at least partially shares name servers with other domains, for instance digitechs.xyz, seaquant.xyz, missfortunaservice.xyz, closurebitcoin.xyz and multimodalworld.xyz.

These name servers are often used with verification-gakbzzzqmt6gkcplw4efpp.ns101.verify.hn and verification-ex8vn3zniaperlcgbphvpy.ns101.verify.hn.

Host names with two IP numbers:

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.scienceeast.com - robtex.com