`mta6.rem.cu`

DNSSEC	⚠️ Not signed
A	190.6.68.123^{🇨🇺 INFOCOM190.6.64.0/20}
		PTR	`mta6.rem.cu`

`rem.cu`

	DNSSEC	⚠️ Not signed
	A	190.6.68.11^{🇨🇺 INFOCOM190.6.64.0/20}
	NS	`ns1.rem.cu` ⭐
	NS	`ns2.rem.cu`
	NS	`ns3.rem.cu`
	NS	`ns4.rem.cu`
	NS	`ns5.rem.cu` ⚠️ Not in parent delegation
	NS	`ns6.rem.cu` ⚠️ Not in parent delegation
	MX	`mta6.rem.cu` ⭐
	TXT	`v=spf1 ip4:190.6.68.2 ip4:190.6.68.3 ip4:190.6.68.123 ip4:190.6.68.126 -all`
	SOA	`ns1.rem.cu`admin@rem.cu 2026-04-15 #1

📈 Tranco rank: #642,663

PTR for

123.68.6.190.in-addr.arpa

MX for

rem.cu

datys.cu

provari.cu

Same first word

mta6.com

Similar names

6tma.net

amt6.com

6mta.fr

atm6.cn

a6tm.com

t6am.com

DNS History

2 records (1 active, 1 former)

●A190.6.68.1232015-10-20 → 2026-04-25 · 13 obs

● 2015-10-20 10:19:00
● 2015-11-29 22:29:08
○ 2016-02-24 16:44:14
○ 2016-12-26 06:39:54
● 2019-12-06 00:41:14
● 2026-03-05 05:48:26
○ 2026-03-05 12:19:46
● 2026-03-05 16:36:04
● 2026-03-12 22:12:26
○ 2026-03-13 11:05:12
○ 2026-03-13 11:39:00
● 2026-03-13 16:07:12
● 2026-04-25 03:22:22

○A190.6.68.1242016-02-24 → 2016-12-26 · 5 obs

○ 2015-11-29 22:29:08
● 2016-02-24 16:44:14
● 2016-12-26 06:39:54
○ 2019-12-06 00:41:14
○ 2026-04-25 03:22:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cu	rip.psg.com, cu.cctld.authdns.ripe.net, ns.dns.br, ns.ceniai.net.cu...	10 records
rem.cu	ns3.rem.cu, ns1.rem.cu, ns4.rem.cu, ns2.rem.cu	4 records

✅ Authoritative Response

Server:190.6.68.120

NS records: ns3.rem.cu, ns1.rem.cu, ns4.rem.cu, ns2.rem.cu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cu (unsigned zone)

⏱️ Timing

Total: 336ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`190.6.68.123`

📌 Glue Records Collected

Total: 14

In-bailiwick: 7 (ns2.ceniai.net.cu, ns.ceniai.net.cu, ns.ceniai.net.cu...)

Out-of-bailiwick: 7 (rip.psg.com, ns2.gip.net, ns.dns.br...)

Analysis

Mail Server Role

mta6.rem.cu serves as the mail server for rem.cu, datys.cu and provari.cu.

IP Addresses

mta6.rem.cu resolves to one IP number: 190.6.68.123.

Other host names, for instance mta.citi.cu, share IP numbers with mta6.rem.cu.

mta6.rem.cu - robtex.com

mta6.rem.cu

rem.cu