3com.lu - dns.ninja

`3com.lu`

DNSSEC	⚠️ Not signed
NS	`ns1.hpe.com` ⚠️ Not in zone NS records
		A	192.58.206.184^{🇺🇸 AS2165192.58.206.0/24 CyrusOne-Proxy for Customer}
			PTR	`ns5.hpe.com`
NS	`ns2.hpe.com` ⚠️ Not in zone NS records
		A	192.58.207.221^{🇺🇸 AS2165192.58.207.0/24 CyrusOne-Proxy for Customer}
			PTR	`ns6.hpe.com`
NS	`ns3.hpe.com` ⚠️ Not in zone NS records
		A	16.2.141.20^{🇨🇭 Hewlett-Packard-Enterprise-Maidstone16.2.140.0/22 HPE, Switzerland GVA01}
			PTR	`gva01hpeibdns0a.ext.hpecore.net`
NS	`ns4.hpe.com` ⚠️ Not in zone NS records
		A	16.2.138.125^{🇮🇳 HEWLETT-PACKARD-ENTERPRISE-APJ16.2.138.0/23 HPE, Bangalore, India (IEC) Airtel}
			PTR	`iec01hpeibdns0a.ext.hpecore.net`
NS	`ns5.hpe.com` ⚠️ Not in zone NS records
		A	192.58.206.184^{🇺🇸 AS2165192.58.206.0/24 CyrusOne-Proxy for Customer}
			PTR	`ns5.hpe.com`
NS	`ns6.hpe.com` ⚠️ Not in zone NS records
		A	192.58.207.221^{🇺🇸 AS2165192.58.207.0/24 CyrusOne-Proxy for Customer}
			PTR	`ns6.hpe.com`
NS	`ns7.hpe.com` ⚠️ Not in zone NS records
		A	16.2.141.21^{🇨🇭 Hewlett-Packard-Enterprise-Maidstone16.2.140.0/22 HPE, Switzerland GVA01}
NS	`ns8.hpe.com` ⚠️ Not in zone NS records
		A	16.2.138.125^{🇮🇳 HEWLETT-PACKARD-ENTERPRISE-APJ16.2.138.0/23 HPE, Bangalore, India (IEC) Airtel}
			PTR	`iec01hpeibdns0a.ext.hpecore.net`

`lu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.lu` ⭐
	NS	`g.dns.lu`
	NS	`i.dns.lu`
	NS	`j.dns.lu`
	NS	`k.dns.lu`
	NS	`p.dns.lu`
	TXT	`Exported: 2026-06-15 03:01:02`
	SOA	`ns1.dns.lu`noc@restena.lu serial=1781485273

WOT: UNKNOWN (87/100)

Same first word

3com.sk

3com.com

3com.hu

3com.co.uk

3com.lu

3com.ca

3com.mobi

3com.ru

3com.com.co

3com.com.pl

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Similar names

3mco.com.pa

mco3.com

3mco.net

3mco.org

com3.com

co3m.com

com3.ch

moc3.com

ocm3.nl

m3oc.com

com3.net

com3.de

com3.info

com3.eu

com3.eng.br

com3.ru

3mco.info

com3.biz

com3.it

com3.org

o3cm.com

moc3.net

omc3.com

com3.fr

c3mo.de

3cmo.com

3mco.it

c3om.com

cmo3.com

com3.online

m3co.com

DNS History

30 records (8 active, 22 former)

○NScce02bchme.houston.hp.com2015-07-08 → 2016-03-04 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-03-04 10:51:28
○ 2016-04-02 00:51:08
○ 2026-06-15 02:03:40

○NScce02hpeibpe.ams.hpecore.net2016-04-02 → 2021-10-09 · 5 obs

○ 2016-03-04 10:51:28
● 2016-04-02 00:51:08
● 2021-10-09 00:22:32
○ 2026-03-20 21:18:24
○ 2026-06-15 02:03:40

○NSdns2.idp365.net2009-01-14 → 2009-01-14 · 3 obs

● 2009-01-14 01:22:12
○ 2015-07-08 08:26:22
○ 2026-06-15 02:03:40

○NSns1.3com.com2009-01-14 → 2009-01-14 · 3 obs

● 2009-01-14 01:22:12
○ 2015-07-08 08:26:22
○ 2026-06-15 02:03:40

○NSns1.hp.com2015-07-08 → 2016-09-11 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-09-11 04:44:24
○ 2016-11-30 05:53:24
○ 2026-06-15 02:03:40

●NSns1.hpe.com2016-11-30 → 2026-06-15 · 3 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2026-06-15 02:03:40

○NSns2.3com.com2009-01-14 → 2009-01-14 · 3 obs

● 2009-01-14 01:22:12
○ 2015-07-08 08:26:22
○ 2026-06-15 02:03:40

○NSns2.hp.com2015-07-08 → 2016-09-11 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-09-11 04:44:24
○ 2016-11-30 05:53:24
○ 2026-06-15 02:03:40

●NSns2.hpe.com2016-11-30 → 2026-06-15 · 3 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2026-06-15 02:03:40

○NSns3.hp.com2015-07-08 → 2016-09-11 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-09-11 04:44:24
○ 2016-11-30 05:53:24
○ 2026-06-15 02:03:40

●NSns3.hpe.com2016-11-30 → 2026-06-15 · 3 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2026-06-15 02:03:40

○NSns4.hp.com2015-07-08 → 2016-09-11 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-09-11 04:44:24
○ 2016-11-30 05:53:24
○ 2026-06-15 02:03:40

●NSns4.hpe.com2016-11-30 → 2026-06-15 · 3 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2026-06-15 02:03:40

○NSns5.hp.com2015-07-08 → 2016-09-11 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-09-11 04:44:24
○ 2016-11-30 05:53:24
○ 2026-06-15 02:03:40

●NSns5.hpe.com2016-11-30 → 2026-06-15 · 3 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2026-06-15 02:03:40

○NSns6.hp.com2015-07-08 → 2016-09-11 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-09-11 04:44:24
○ 2016-11-30 05:53:24
○ 2026-06-15 02:03:40

●NSns6.hpe.com2016-11-30 → 2026-06-15 · 3 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2026-06-15 02:03:40

●NSns7.hpe.com2016-11-30 → 2026-06-15 · 3 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2026-06-15 02:03:40

●NSns8.hpe.com2016-11-30 → 2026-06-15 · 3 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2026-06-15 02:03:40

○MXmail6.3com.com2009-01-14 → 2021-10-09 · 4 obs

● 2009-01-14 01:22:12
● 2021-10-09 00:22:32
○ 2026-03-20 21:18:24
○ 2026-06-15 02:03:40

○MXmail7.3com.com2009-01-14 → 2021-10-09 · 4 obs

● 2009-01-14 01:22:12
● 2021-10-09 00:22:32
○ 2026-03-20 21:18:24
○ 2026-06-15 02:03:40

○MXmail9.3com.com2009-01-14 → 2021-10-09 · 4 obs

● 2009-01-14 01:22:12
● 2021-10-09 00:22:32
○ 2026-03-20 21:18:24
○ 2026-06-15 02:03:40

○A15.201.225.102015-07-08 → 2016-09-11 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-09-11 04:44:24
○ 2016-11-30 05:53:24
○ 2026-06-15 02:03:40

○A15.216.241.182015-07-08 → 2016-09-11 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-09-11 04:44:24
○ 2016-11-30 05:53:24
○ 2026-06-15 02:03:40

○A15.217.232.2452015-07-08 → 2016-09-11 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-09-11 04:44:24
○ 2016-11-30 05:53:24
○ 2026-06-15 02:03:40

○A15.233.128.622016-11-30 → 2021-10-09 · 5 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2021-10-09 00:22:32
○ 2026-03-20 21:18:24
○ 2026-06-15 02:03:40

○A15.233.160.632016-11-30 → 2021-10-09 · 5 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2021-10-09 00:22:32
○ 2026-03-20 21:18:24
○ 2026-06-15 02:03:40

○A15.240.60.2382015-07-08 → 2016-09-11 · 5 obs

○ 2009-01-14 01:22:12
● 2015-07-08 08:26:22
● 2016-09-11 04:44:24
○ 2016-11-30 05:53:24
○ 2026-06-15 02:03:40

○A15.241.148.1192016-11-30 → 2021-10-09 · 5 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2021-10-09 00:22:32
○ 2026-03-20 21:18:24
○ 2026-06-15 02:03:40

○A15.241.20.952016-11-30 → 2021-10-09 · 5 obs

○ 2016-09-11 04:44:24
● 2016-11-30 05:53:24
● 2021-10-09 00:22:32
○ 2026-03-20 21:18:24
○ 2026-06-15 02:03:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
lu	p.dns.lu, j.dns.lu, g.dns.lu, ns1.dns.lu...	12 records
3com.lu	ns3.hpe.com, ns6.hpe.com, ns5.hpe.com, ns2.hpe.com...	-

✅ Authoritative Response

Server:192.58.207.221

NS records: ns3.hpe.com, ns6.hpe.com, ns5.hpe.com, ns2.hpe.com, ns7.hpe.com, ns8.hpe.com, ns1.hpe.com, ns4.hpe.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 3com.lu (unsigned zone)

⏱️ Timing

Total: 3271ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (p.dns.lu, p.dns.lu, j.dns.lu...)

Analysis

Name Servers

3com.lu is served by 8 authoritative name servers — among them ns1.hpe.com, ns2.hpe.com, ns3.hpe.com and 5 others.

3com.lu partially shares its NS delegation with several other domains, including arubainstanton.co.il, 220.105.192.in-addr.arpa, redpixie.com and two others.

In DNS configurations, these name servers often share authority with ns4.hpe.com, ns5.hpe.com, ns6.hpe.com and 3 other name servers.

Hosts with just one IP address:

The hostname ns1.hpe.com resolves to 192.58.206.184.

The hostname ns2.hpe.com resolves to 192.58.207.221.

The hostname ns3.hpe.com resolves to 16.2.141.20.

The hostname ns4.hpe.com resolves to 16.2.138.125.

The hostname ns5.hpe.com resolves to 192.58.206.184.

The hostname ns6.hpe.com resolves to 192.58.207.221.

The hostname ns7.hpe.com resolves to 16.2.141.21.

The hostname ns8.hpe.com resolves to 16.2.138.125.

ns1.hpe.com along with ns5.hpe.com each resolve to 192.58.206.184 IP addresses.

ns2.hpe.com along with ns6.hpe.com each resolve to 192.58.207.221 IP addresses.

ns4.hpe.com along with ns8.hpe.com each resolve to 16.2.138.125 IP addresses.