`metrolibraries.net.emailmx.com`

DNSSEC	⚠️ Not signed
NS	`ns1.mdnsservice.com` ⭐ ⚠️ Not in parent delegation
		A	2604:4000:0:d:216:40:47:18^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`ns1.mdnsservice.com`
		A	216.40.47.18^{🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0}
			PTR	`ns1.mdnsservice.com`
NS	`ns2.mdnsservice.com` ⚠️ Not in parent delegation
		A	2604:4000:2800:d:64:99:148:11^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`ns2.mdnsservice.com`
		A	64.98.148.11^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`ns2.mdnsservice.com`
NS	`ns3.mdnsservice.com` ⚠️ Not in parent delegation
		A	2604:4000:0:d:64:99:96:34^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`ns3.mdnsservice.com`
		A	64.99.96.34^{🇨🇦 TUCOWS64.99.96.0/24 -BRA-BLK2.7.2}
			PTR	`ns3.mdnsservice.com`
SOA	`ns1.mdnsservice.com`hostmaster@mdnsservice.com serial=0

`net.emailmx.com`

DNSSEC

⚠️ Not signed

DNS History

3 records (3 active, 0 former)

●NSns1.mdnsservice.com1970-01-01 → 2026-07-10 · 2 obs

● 1970-01-01 00:00:00
● 2026-07-10 06:23:38

●NSns2.mdnsservice.com1970-01-01 → 2026-07-10 · 2 obs

● 1970-01-01 00:00:00
● 2026-07-10 06:23:38

●NSns3.mdnsservice.com1970-01-01 → 2026-07-10 · 2 obs

● 1970-01-01 00:00:00
● 2026-07-10 06:23:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...	-
emailmx.com	ns1.mdnsservice.com, ns2.mdnsservice.com, ns3.mdnsservice.com	6 records

✅ Authoritative Response

Server:216.40.47.18

NS records: ns1.mdnsservice.com, ns2.mdnsservice.com, ns3.mdnsservice.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for emailmx.com (unsigned zone)

⏱️ Timing

Total: 139ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns3.mdnsservice.com, ns1.mdnsservice.com...`
SOA	1	`ns1.mdnsservice.com hostmaster.mdnsservi`

📌 Glue Records Collected

Total: 6

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

Analysis

Name Servers

The authoritative name servers for metrolibraries.net.emailmx.com are ns1.mdnsservice.com, ns2.mdnsservice.com and ns3.mdnsservice.com — three in total.

The name servers of metrolibraries.net.emailmx.com overlap at least partially with those of other domains — among them promisecomputers.com.emailmx.com, franspace.net.emailmx.com, oliva.com and two more.

These name servers commonly appear alongside the name servers ns1.mailbank.com and ns2.mailbank.com.

ns1.mdnsservice.com, ns2.mdnsservice.com and ns3.mdnsservice.com all resolve to exactly two IP numbers apiece: ns1.mdnsservice.com → 216.40.47.18 and 2604:4000:0:d:216:40:47:18; ns2.mdnsservice.com → 64.98.148.11 and 2604:4000:2800:d:64:99:148:11; ns3.mdnsservice.com → 64.99.96.34 and 2604:4000:0:d:64:99:96:34.

metrolibraries.net.emailmx.com - robtex.com