`server-51.sendtex.com`

DNSSEC	⚠️ Not signed
A	185.3.219.139^{🇧🇪 LEVEL27-AS185.3.219.0/24}
		PTR	`server-51.sendtex.com`
MX	`smtp1.level27.eu` ⭐
		A	2a02:5b40:4:200::39^{🇧🇪 LEVEL27-AS2a02:5b40::/32}
			PTR	`smtp1.level27.eu`
		A	91.208.211.39^{🇧🇪 LEVEL27-AS91.208.211.0/24}
			PTR	`smtp1.level27.eu`
MX	`smtp2.level27.eu`⁽²⁰⁾
		A	2a02:5b41:4:440::58^{🇧🇪 LEVEL27-AS2a02:5b41::/32}
			PTR	`smtp2.level27.eu`
		A	194.32.155.58^{🇧🇪 LEVEL27-AS194.32.155.0/24}
			PTR	`smtp2.level27.eu`
MX	`server-51.sendtex.com`⁽⁵⁰⁾
		A	185.3.219.139^{🇧🇪 LEVEL27-AS185.3.219.0/24}
			PTR	`server-51.sendtex.com`
TXT	`v=spf1 ip4:185.3.219.139 -all`

`sendtex.com`

	DNSSEC	🔒 Signed (DS record present)
	A	2a03:a800:11::10^{🇧🇪 COMBELL-AS2a03:a800::/32 Combell Network}
	A	185.2.54.140^{🇧🇪 COMBELL-AS185.2.52.0/22 Combell Network}
	NS	`ns-a.eurodns.com` ⭐
	NS	`ns-b.eurodns.org`
	NS	`ns-c.eurodns.eu`
	NS	`ns-d.eurodns.biz`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
	MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
	MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
	MX	`aspmx3.googlemail.com`⁽⁵⁰⁾
	TXT	`google-site-verification=G4XHjqGjsMZ_7--qWjQe6vNFXxew9-5i9EIv9rEuD7Y`
	TXT	`google-site-verification=BTaOcK0gIj4uf7tgXwrY4YveFnggHKgcYbsz4ltnoCE`
	TXT	`v=spf1 ip4:94.176.98.114 ip4:94.176.98.69 ip4:94.176.98.68 ip4:94.176.98.81 i...`
	SOA	`ns-a.eurodns.com`hostmaster@eurodns.com 2026-04-27 #4

PTR for

139.219.3.185.in-addr.arpa

MX for

server-51.sendtex.com

Similar names

server-15.com

server-15.de

DNS History

4 records (4 active, 0 former)

●MXserver-51.sendtex.com2026-05-11 → 2026-05-12 · 2 obs

● 2026-05-11 15:35:14
● 2026-05-12 12:47:48

●MXsmtp1.level27.eu2026-05-11 → 2026-05-12 · 2 obs

● 2026-05-11 15:35:14
● 2026-05-12 12:47:48

●MXsmtp2.level27.eu2026-05-11 → 2026-05-12 · 2 obs

● 2026-05-11 15:35:14
● 2026-05-12 12:47:48

●A185.3.219.1392026-05-11 → 2026-05-12 · 2 obs

● 2026-05-11 15:35:14
● 2026-05-12 12:47:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sendtex.com	ns-a.eurodns.com, ns-c.eurodns.eu, ns-d.eurodns.biz, ns-b.eurodns.org	2 records

✅ Authoritative Response

Server:199.167.66.106

NS records: ns-a.eurodns.com, ns-c.eurodns.eu, ns-d.eurodns.biz, ns-b.eurodns.org

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 594ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.3.219.139`
MX	3	`smtp1.level27.eu (pri: 10), smtp2.level27.eu (pri: 20)...`
TXT	1	`v=spf1 ip4:185.3.219.139 -all`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-a.eurodns.com, ns-a.eurodns.com)

Analysis

Mail Server Role

The mail server for server-51.sendtex.com is server-51.sendtex.com.

smtp1.level27.eu and smtp2.level27.eu are commonly used as mail servers along with server-51.sendtex.com.

IP Addresses

server-51.sendtex.com points to a single IP address: 185.3.219.139.

Mail Servers

server-51.sendtex.com is handled by three mail servers: server-51.sendtex.com, smtp1.level27.eu and smtp2.level27.eu.

server-51.sendtex.com shares at least partially some mail servers with other domains, for instance bentell.net, carloschulpen.com, dynamic4.be, altus.be and bakkerijdeeik.be.

Host names with two IPs:

smtp1.level27.eu points to 2a02:5b40:4:200::39 and 91.208.211.39.

smtp2.level27.eu points to 2a02:5b41:4:440::58 and 194.32.155.58.

Host names with one IP:

server-51.sendtex.com points to 185.3.219.139.

server-51.sendtex.com - robtex.com