`smtp1.ritdisplay.com`

DNSSEC	⚠️ Not signed
A	202.39.222.39^{🇹🇼 HiNet202.39.128.0/17 (HiNet) Chunghwa Telecom Co., Ltd.}
		PTR	`smtp1.ritdisplay.com`
		PTR	`smtp1.ricare.com.tw`

`ritdisplay.com`

	DNSSEC	⚠️ Not signed
	A	35.221.238.180^{🇹🇼 Google35.221.224.0/20}
	NS	`ns1.ritdisplay.com` ⭐ ⚠️ Not in parent delegation
	NS	`ns.ritdisplay.com` ⚠️ Not in parent delegation
	NS	`ns.ritek.com.tw` ⚠️ Not in zone NS records
	NS	`ns1.ritek.com.tw` ⚠️ Not in zone NS records
	MX	`rdspam.ritdisplay.com` ⭐
	MX	`smtp1.ritdisplay.com` ⭐
	MX	`smtp2.ritdisplay.com` ⭐
	TXT	`v=spf1 ip4:202.39.222.10 ip4:202.39.222.38 ip4:202.39.222.39 ip4:202.39.222.4...`
	SOA	`ns.ritdisplay.com`admin@ritek.com.tw serial=1328087341

PTR for

39.222.39.202.in-addr.arpa

MX for

ritdisplay.com

Same first word

smtp1.in

smtp1.jele.io

smtp1.gov.rs

smtp1.ru

smtp1.gouv.ml

smtp1.com

smtp1.us.com

smtp1.kinghost.net

smtp1.org

smtp1.eu

smtp1.gov.ee

smtp1.selfip.net

smtp1.edu.ee

smtp1.hu

smtp1.net

Similar names

1smtp.com

stmp1.com

mtsp1.com

1stpm.com

1stpm.org

p1smt.com

smpt1.ws

mtsp1.cc

mp1st.com

tpms1.com

1smtp.ru

1stpm.net

DNS History

2 records (1 active, 1 former)

○A202.39.222.1112015-06-09 → 2016-12-27 · 4 obs

● 2015-06-09 10:17:26
● 2016-12-27 03:36:28
○ 2026-02-16 06:53:46
○ 2026-04-14 16:32:36

●A202.39.222.392026-02-16 → 2026-04-14 · 3 obs

○ 2016-12-27 03:36:28
● 2026-02-16 06:53:46
● 2026-04-14 16:32:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ritdisplay.com	ns.ritek.com.tw, ns1.ritek.com.tw	-

✅ Authoritative Response

Server:202.39.222.61

NS records: ns.ritek.com.tw, ns1.ritek.com.tw

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ritdisplay.com (unsigned zone)

⏱️ Timing

Total: 1128ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.39.222.39`

Analysis

Mail Server Role

smtp1.ritdisplay.com serves as the mail server for ritdisplay.com.

rdspam.ritdisplay.com and smtp2.ritdisplay.com are commonly used as mail servers together with smtp1.ritdisplay.com.

IP Addresses

smtp1.ritdisplay.com points to a single IP address: 202.39.222.39.

Other host names such as smtp.wtenergy.com.cn, smtp1.ricare.com.tw and smtp2.wtenergy.com.tw share IP numbers with smtp1.ritdisplay.com.

smtp1.ritdisplay.com - robtex.com