`web01.blueplex.net`

DNSSEC	⚠️ Not signed
A	139.28.16.2^{🇹🇷 SERVERNET-AS139.28.16.0/22}
		PTR	`web01.blueplex.net`
MX	`web01.blueplex.net` ⭐
		A	139.28.16.2^{🇹🇷 SERVERNET-AS139.28.16.0/22}
			PTR	`web01.blueplex.net`
TXT	`Probely=b45997af-f0c7-40f3-a881-f9606b1d00c9`
TXT	`v=spf1 +mx +a +ip4:139.28.16.2 ~all`

`blueplex.net`

	DNSSEC	⚠️ Not signed
	A	139.28.16.2^{🇹🇷 SERVERNET-AS139.28.16.0/22}
	NS	`amit.ns.cloudflare.com` ⭐
	NS	`zelda.ns.cloudflare.com`
	MX	`web01.blueplex.net` ⭐
	TXT	`v=spf1 +mx +a +ip4:139.28.16.2 ~all`
	SOA	`amit.ns.cloudflare.com`dns@cloudflare.com serial=2398247157

PTR for

2.16.28.139.in-addr.arpa

MX for

web01.blueplex.net

blueplex.net

Same first word

web01.cn

web01.com

web01.fr

web01.jp

web01.dev

web01.ch

web01.ir

web01.ba.gov.br

web01.biz

web01.xyz

web01.no

web01.it

web01.de

web01.com.es

web01.ru

web01.org

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DNS History

2 records (2 active, 0 former)

●MXweb01.blueplex.net2026-03-16 → 2026-04-14 · 2 obs

● 2026-03-16 10:01:52
● 2026-04-14 08:24:34

●A139.28.16.22026-03-16 → 2026-04-14 · 2 obs

● 2026-03-16 10:01:52
● 2026-04-14 08:24:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...	-
blueplex.net	zelda.ns.cloudflare.com, amit.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.63

NS records: zelda.ns.cloudflare.com, amit.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blueplex.net (unsigned zone)

⏱️ Timing

Total: 188ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.28.16.2`
MX	1	`web01.blueplex.net (pri: 0)`
TXT	2	`Probely=b45997af-f0c7-40f3-a881-f9606b1d, v=spf1 +mx +a +ip4:139.28.16.2 ~all`

Analysis

Mail Server Role

web01.blueplex.net functions as a mail server for web01.blueplex.net and blueplex.net.

IP Addresses

web01.blueplex.net points to IP number: 139.28.16.2.

Other host names, for instance blueplex.net and cross-guard.com, share IP numbers with web01.blueplex.net.

Mail Servers

web01.blueplex.net is handled by a single mail server, web01.blueplex.net.

The mail server setup for web01.blueplex.net mirrors that of other domains, for instance blueplex.net.

web01.blueplex.net points to a single IP: 139.28.16.2.

web01.blueplex.net - robtex.com