`nullmx.ciscophone.com`

DNSSEC	⚠️ Not signed
A	103.224.212.117^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
		PTR	`lb-212-117.above.com`
NS	`ns1.abovedomains.com` ⭐ ⚠️ Not in parent delegation
		A	103.224.182.9^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
		A	103.224.212.9^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns1.above.com`
NS	`ns2.abovedomains.com` ⚠️ Not in parent delegation
		A	103.224.182.10^{🇦🇺 TRELLIAN-AS-AP103.224.182.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
		A	103.224.212.10^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`ns2.above.com`
MX	`park-mx.above.com` ⭐
		A	103.224.212.34^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
			PTR	`park-mx.above.com`
TXT	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
SOA	`ns1.abovedomains.com`hostmaster@trellian.com 2026-03-24 #1

`ciscophone.com`

	DNSSEC	⚠️ Not signed
	A	103.224.212.117^{🇦🇺 TRELLIAN-AS-AP103.224.212.0/23 Trellian Pty. Limited 8 East Concourse}
	NS	`ns1.abovedomains.com` ⭐ ⚠️ Not in parent delegation
	NS	`5014.ns1.abovedomains.com` ⚠️ Not in zone NS records
	NS	`5014.ns2.abovedomains.com` ⚠️ Not in zone NS records
	NS	`ns2.abovedomains.com` ⚠️ Not in parent delegation
	MX	`park-mx.above.com` ⭐
	TXT	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
	SOA	`ns1.abovedomains.com`hostmaster@trellian.com 2026-03-24 #1

Same first word

nullmx.net

nullmx.org

nullmx.com

Similar names

mlnxul.com

DNS History

14 records (4 active, 10 former)

○NSbuy.internettraffic.com2015-06-08 → 2016-04-23 · 5 obs

○ 2008-03-17 19:55:30
● 2015-06-08 15:19:40
● 2016-04-23 12:57:02
○ 2026-03-22 14:29:22
○ 2026-03-23 15:58:42

●NSns1.abovedomains.com2026-03-22 → 2026-03-23 · 3 obs

○ 2016-04-23 12:57:02
● 2026-03-22 14:29:22
● 2026-03-23 15:58:42

○NSns1.afternic.com2026-03-22 → 2026-03-23 · 2 obs

○ 2026-03-22 14:29:22
○ 2026-03-23 15:58:42

●NSns2.abovedomains.com2026-03-22 → 2026-03-23 · 3 obs

○ 2016-04-23 12:57:02
● 2026-03-22 14:29:22
● 2026-03-23 15:58:42

○NSns2.afternic.com2026-03-22 → 2026-03-23 · 2 obs

○ 2026-03-22 14:29:22
○ 2026-03-23 15:58:42

○NSsell.internettraffic.com2015-06-08 → 2016-04-23 · 5 obs

○ 2008-03-17 19:55:30
● 2015-06-08 15:19:40
● 2016-04-23 12:57:02
○ 2026-03-22 14:29:22
○ 2026-03-23 15:58:42

●MXpark-mx.above.com2026-03-22 → 2026-03-23 · 2 obs

● 2026-03-22 14:29:22
● 2026-03-23 15:58:42

○A103.224.212.1012026-03-22 → 2026-03-22 · 4 obs

○ 2016-04-23 12:57:02
● 2026-03-22 14:29:22
○ 2026-03-23 15:58:40
○ 2026-03-23 15:58:42

●A103.224.212.1172026-03-23 → 2026-03-23 · 3 obs

○ 2026-03-22 14:29:22
● 2026-03-23 15:58:40
● 2026-03-23 15:58:42

○A13.248.169.482026-03-22 → 2026-03-23 · 2 obs

○ 2026-03-22 14:29:22
○ 2026-03-23 15:58:42

○A209.181.247.1052008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 19:55:30
○ 2015-06-08 15:19:40
○ 2026-03-23 15:58:42

○A69.172.201.1532016-04-23 → 2016-04-23 · 4 obs

○ 2016-01-05 01:36:24
● 2016-04-23 12:57:02
○ 2026-03-22 14:29:22
○ 2026-03-23 15:58:42

○A69.172.201.2082015-06-08 → 2016-01-05 · 5 obs

○ 2008-03-17 19:55:30
● 2015-06-08 15:19:40
● 2016-01-05 01:36:24
○ 2016-04-23 12:57:02
○ 2026-03-23 15:58:42

○A76.223.54.1462026-03-22 → 2026-03-23 · 2 obs

○ 2026-03-22 14:29:22
○ 2026-03-23 15:58:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ciscophone.com	5014.ns1.abovedomains.com, 5014.ns2.abovedomains.com	4 records

✅ Authoritative Response

Server:103.224.182.9

NS records: 5014.ns1.abovedomains.com, 5014.ns2.abovedomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ciscophone.com (unsigned zone)

⏱️ Timing

Total: 340ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.224.212.117`
NS	2	`ns1.abovedomains.com, ns2.abovedomains.com`
MX	1	`park-mx.above.com (pri: 10)`
TXT	1	`v=spf1 ip6:fdcf:abda:4154::/48 -all`
SOA	1	`ns1.abovedomains.com hostmaster.trellian`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (5014.ns1.abovedomains.com, 5014.ns1.abovedomains.com, 5014.ns2.abovedomains.com...)

Analysis

IP Addresses

nullmx.ciscophone.com maps to IP address 103.224.212.117.

Other host names, for instance strategycore.co, mx1.si4x.com, yb-b.com, betika.live and estudyassistant.com share IP numbers with nullmx.ciscophone.com.

Name Servers

Two name servers ns1.abovedomains.com and ns2.abovedomains.com are delegated to nullmx.ciscophone.com.

nullmx.ciscophone.com uses the same name server configuration as other domains, such as namesystem.it, audio.gtonline.net, ns1.humidifier.com.au, (0x736578)ygifs.com and webmail.chl.es.

nullmx.ciscophone.com at least partially shares name servers with other domains such as bankmandiri.co.id.dnsdb.org, www.gueriteiodic.com, bitcoin-fixedmatches.com, www.coinbase-walletvault.com and acnemagazine.com.

These name servers are often used together with ns15.abovedomains.com, ns16.abovedomains.com, 421.ns1.abovedomains.com, 421.ns2.abovedomains.com, contact-us-at.edoms.biz, domain-may-be-for-sale-at.edoms.biz, ns1.above.com, ns2.above.com, 5014.ns1.abovedomains.com and 5014.ns2.abovedomains.com.

Host names with two IPs:

ns1.abovedomains.com points to 103.224.182.9 and 103.224.212.9.

ns2.abovedomains.com points to 103.224.182.10 and 103.224.212.10.

Mail Servers

nullmx.ciscophone.com is handled by a single mail server, park-mx.above.com.

nullmx.ciscophone.com shares the same mail server setup as other domains, including ns1.furnituredesigners.com.au, mrt.de, albanianhaxorz.org, williammcgaritymd.com and ugl.de.

park-mx.above.com points to one IP number: 103.224.212.34.

nullmx.ciscophone.com - robtex.com