`smtp1.castulo.org`

	DNSSEC	⚠️ Not signed
	A	130.117.93.43^{🇪🇸 COGENT130.117.0.0/16 Cogent}

`castulo.org`

	DNSSEC	⚠️ Not signed
	A	130.117.90.91^{🇪🇸 COGENT130.117.90.0/24}
	NS	`dn1.paneldedns.com` ⭐
	NS	`dn2.paneldedns.com`
	MX	`smtp1.castulo.org` ⭐
	MX	`smtp2.castulo.org`⁽²⁰⁾
	MX	`smtp3.castulo.org`⁽³⁰⁾
	TXT	`v=spf1 mx a ip4:130.117.93.0/25 ip4:130.117.90.0/24 ~all`
	SOA	`dn1.paneldedns.com`webmaster@espaciowww.com 2023-03-10 #28

MX for

castulo.org

Same first word

smtp1.selfip.net

smtp1.edu.ee

smtp1.hu

smtp1.net

smtp1.in

smtp1.jele.io

smtp1.gouv.ml

smtp1.com

smtp1.us.com

smtp1.kinghost.net

smtp1.org

smtp1.eu

smtp1.gov.ee

Similar names

1stpm.com

1stpm.org

p1smt.com

smpt1.ws

mtsp1.cc

mp1st.com

tpms1.com

1smtp.ru

1stpm.net

1smtp.com

stmp1.com

mtsp1.com

DNS History

1 record (1 active, 0 former)

●A130.117.93.432026-04-06 → 2026-05-09 · 2 obs

● 2026-04-06 02:36:46
● 2026-05-09 13:35:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
castulo.org	dn1.paneldedns.com, dn2.paneldedns.com	-

✅ Authoritative Response

Server:130.117.90.10

NS records: dn1.paneldedns.com, dn2.paneldedns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for castulo.org (unsigned zone)

⏱️ Timing

Total: 704ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`130.117.93.43`

Analysis

Mail Server Role

smtp1.castulo.org is the mail server for castulo.org.

Mail servers smtp2.castulo.org and smtp3.castulo.org are commonly used with smtp1.castulo.org.

IP Addresses

smtp1.castulo.org points to a single IP number: 130.117.93.43.

other host names for instance smtp1.paneldedns.com, smtp2.miguellago.com, smtp1.cofradiasanjuan-crevillent.com, smtp2.sacoslosgemelos.com and smtp1.asemit.com share IP numbers with smtp1.castulo.org.

smtp1.castulo.org - robtex.com