`nbcxms2.nbcbackweb.com`

DNSSEC	⚠️ Not signed
A	12.34.127.104^{🇺🇸 AS701812.0.0.0/9 12/8 lower half}
MX	`nbcxms2.nbcbackweb.com` ⭐
		A	12.34.127.104^{🇺🇸 AS701812.0.0.0/9 12/8 lower half}
MX	`nbcxms1.nbcbackweb.com`⁽²⁰⁾
		A	12.34.127.94^{🇺🇸 AS701812.0.0.0/9 12/8 lower half}

`nbcbackweb.com`

	DNSSEC	⚠️ Not signed
	NS	`ns1.nbcuni.com` ⭐
	NS	`ns2.nbcuni.com`
	NS	`ns3.nbcuni.com`
	NS	`ns4.nbcuni.com`
	NS	`ns5.nbcuni.com`
	NS	`ns6.nbcuni.com`
	MX	`nbcxms1.nbcbackweb.com` ⭐
	MX	`nbcxms2.nbcbackweb.com`⁽²⁰⁾
	MX	`eclpr218xmgnbc.nbcbackweb.com`⁽⁴⁰⁾
	MX	`eclpr219xmgnbc.nbcbackweb.com`⁽⁵⁰⁾
	SOA	`ns1.nbcuni.com`domain\@admin.nbcuni.com 2015-12-08 #14

MX for

nbcmarketplace.com

nbcbackweb.com

nbcxms1.nbcbackweb.com

nbcxms2.nbcbackweb.com

DNS History

3 records (3 active, 0 former)

●MXnbcxms1.nbcbackweb.com2015-05-03 → 2026-04-13 · 2 obs

● 2015-05-03 00:46:22
● 2026-04-13 14:31:54

●MXnbcxms2.nbcbackweb.com2015-05-03 → 2026-04-13 · 2 obs

● 2015-05-03 00:46:22
● 2026-04-13 14:31:54

●A12.34.127.1042015-05-03 → 2026-04-13 · 2 obs

● 2015-05-03 00:46:22
● 2026-04-13 14:31:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net...	-
nbcbackweb.com	ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com...	6 records

✅ Authoritative Response

Server:156.154.68.31

NS records: ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com, ns5.nbcuni.com, ns6.nbcuni.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nbcbackweb.com (unsigned zone)

⏱️ Timing

Total: 97ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`12.34.127.104`
MX	2	`nbcxms2.nbcbackweb.com (pri: 10), nbcxms1.nbcbackweb.com (pri: 20)`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com...)

Analysis

Mail Server Role

nbcxms2.nbcbackweb.com serves as the mail server for nbcmarketplace.com, nbcbackweb.com, nbcxms1.nbcbackweb.com and nbcxms2.nbcbackweb.com.

nbcxms1.nbcbackweb.com, eclpr218xmgnbc.nbcbackweb.com and eclpr219xmgnbc.nbcbackweb.com are commonly used as mail servers together with nbcxms2.nbcbackweb.com.

IP Addresses

nbcxms2.nbcbackweb.com resolves to a single IP address: 12.34.127.104.

Mail Servers

Two mail servers handle nbcxms2.nbcbackweb.com: nbcxms1.nbcbackweb.com and nbcxms2.nbcbackweb.com.

nbcxms2.nbcbackweb.com uses the same mail server setup as other domains, for example nbcmarketplace.com and nbcxms1.nbcbackweb.com.

nbcxms2.nbcbackweb.com shares some mail servers with other domains, at least partially, for instance nbcbackweb.com.

Host names with a single IP:

nbcxms1.nbcbackweb.com points to 12.34.127.94.

nbcxms2.nbcbackweb.com points to 12.34.127.104.

nbcxms2.nbcbackweb.com - robtex.com