`smtp3.ipworldcom.ch`

DNSSEC	⚠️ Not signed
A	212.74.133.7^{🇨🇭 IPWORLDCOM212.74.128.0/18 IP worldcom SA Switzerland}
		PTR	`smtp3.infoform.ch`
TXT	`v=spf1 a -all`

`ipworldcom.ch`

	DNSSEC	⚠️ Not signed
	A	212.74.176.10^{🇨🇭 IPWORLDCOM212.74.128.0/18 IP worldcom SA Switzerland}
	NS	`dns1.worldcom.ch` ⭐
	NS	`dns2.worldcom.ch`
	NS	`dns3.worldcom.ch` ⚠️ Not in parent delegation
	MX	`smtp3.ipworldcom.ch` ⭐
	TXT	`v=spf1 mx ip4:212.74.176.16/32 ip4:212.74.176.17/32 ip4:212.74.176.25/32 ip4:...`
	TXT	`nkfikntg6ges632qikco93bn59`
	SOA	`dns1.worldcom.ch`admin@ipworldcom.ch 2025-01-29 #1

MX for

ipworldcom.ch

Same first word

smtp3.gob.cl

smtp3.ms.gov.br

smtp3.sp.gov.br

smtp3.sc.gov.br

smtp3.gov.cl

smtp3.eu

smtp3.net

smtp3.kinghost.net

smtp3.com

Similar names

mspt3.com

t3msp.com

tpms3.com

mp3st.ru

DNS History

1 record (1 active, 0 former)

●A212.74.133.72026-02-21 → 2026-04-23 · 2 obs

● 2026-02-21 20:10:42
● 2026-04-23 23:39:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	a.nic.ch, e.nic.ch, b.nic.ch, d.nic.ch...	-
ipworldcom.ch	dns1.worldcom.ch, dns2.worldcom.ch	2 records

✅ Authoritative Response

Server:212.74.161.1

NS records: dns1.worldcom.ch, dns2.worldcom.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ipworldcom.ch (unsigned zone)

⏱️ Timing

Total: 1519ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.74.133.7`
TXT	1	`v=spf1 a -all`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns2.worldcom.ch, dns1.worldcom.ch)

Analysis

Mail Server Role

smtp3.ipworldcom.ch acts as a mail server for ipworldcom.ch.

IP Addresses

smtp3.ipworldcom.ch points to a single IP number: 212.74.133.7.

Other host names, for instance smtp3.infoform.info, smtp3.infoform.biz, smtp3.infoform.co, smtp3.infomail.ch and smtp3.infoform.ch share IP numbers with smtp3.ipworldcom.ch.

smtp3.ipworldcom.ch - robtex.com