kaldrontech.com - dns.ninja

`kaldrontech.com`

DNSSEC	⚠️ Not signed
NS	`dns2.twmail.org` ⭐
		A	2001:b034:201:400:211:72:204:250^{🇹🇼 HiNet2001:b020::/27}
			PTR	`2001-b034-0201-0400-0211-0072-0204-0250.hinet-ip6.hinet.net`
		A	211.72.204.250^{🇹🇼 HiNet211.72.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
NS	`dns.twmail.org`
		A	2001:b034:1:800:210:59:228:119^{🇹🇼 HiNet2001:b020::/27}
			PTR	`2001-b034-0001-0800-0210-0059-0228-0119.hinet-ip6.hinet.net`
		A	210.59.228.119^{🇹🇼 HiNet210.59.128.0/17 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`dns.twmail.org`
			PTR	`vweb.url.com.tw`
MX	`lntvirus.url.com.tw` ⭐
		A	210.59.228.139^{🇹🇼 HiNet210.59.128.0/17 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`lntvirus.url.com.tw`
MX	`lntvirus2.url.com.tw` ⭐
		A	210.59.228.192^{🇹🇼 HiNet210.59.128.0/17 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`lntvirus2.url.com.tw`
TXT	`v=spf1 a mx ptr ip4:210.59.228.0/24 ip4:210.59.229.0/25`
SOA	`dns.twmail.org`admin@corp.url.com.tw serial=1786553408

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786555419

Same first word

kaldrontech.com

DNS History

17 records (4 active, 13 former)

●NSdns.twmail.org2015-07-19 → 2026-08-12 · 6 obs

● 2015-07-19 23:12:32
● 2015-11-25 21:51:22
○ 2016-03-10 16:48:54
○ 2017-10-09 21:11:06
● 2026-03-24 16:37:54
● 2026-08-12 17:45:08

●NSdns2.twmail.org2015-07-19 → 2026-08-12 · 6 obs

● 2015-07-19 23:12:32
● 2015-11-25 21:51:22
○ 2016-03-10 16:48:54
○ 2017-10-09 21:11:06
● 2026-03-24 16:37:54
● 2026-08-12 17:45:08

○NSns1.etekne.net2016-03-10 → 2017-10-09 · 5 obs

○ 2015-11-25 21:51:22
● 2016-03-10 16:48:54
● 2017-10-09 21:11:06
○ 2026-03-24 16:37:54
○ 2026-08-12 17:45:08

○NSns2.etekne.net2016-03-10 → 2017-10-09 · 5 obs

○ 2015-11-25 21:51:22
● 2016-03-10 16:48:54
● 2017-10-09 21:11:06
○ 2026-03-24 16:37:54
○ 2026-08-12 17:45:08

○NSns3.etekne.net2016-03-10 → 2017-10-09 · 5 obs

○ 2015-11-25 21:51:22
● 2016-03-10 16:48:54
● 2017-10-09 21:11:06
○ 2026-03-24 16:37:54
○ 2026-08-12 17:45:08

○NSns4.etekne.net2016-03-10 → 2017-10-09 · 5 obs

○ 2015-11-25 21:51:22
● 2016-03-10 16:48:54
● 2017-10-09 21:11:06
○ 2026-03-24 16:37:54
○ 2026-08-12 17:45:08

○MXalt1.aspmx.l.google.com2016-03-10 → 2017-10-09 · 5 obs

○ 2015-11-25 21:51:22
● 2016-03-10 16:48:54
● 2017-10-09 21:11:06
○ 2026-03-24 16:37:54
○ 2026-08-12 17:45:08

○MXalt2.aspmx.l.google.com2016-03-10 → 2017-10-09 · 5 obs

○ 2015-11-25 21:51:22
● 2016-03-10 16:48:54
● 2017-10-09 21:11:06
○ 2026-03-24 16:37:54
○ 2026-08-12 17:45:08

○MXalt3.aspmx.l.google.com2016-03-10 → 2017-10-09 · 5 obs

○ 2015-11-25 21:51:22
● 2016-03-10 16:48:54
● 2017-10-09 21:11:06
○ 2026-03-24 16:37:54
○ 2026-08-12 17:45:08

○MXalt4.aspmx.l.google.com2016-03-10 → 2017-10-09 · 5 obs

○ 2015-11-25 21:51:22
● 2016-03-10 16:48:54
● 2017-10-09 21:11:06
○ 2026-03-24 16:37:54
○ 2026-08-12 17:45:08

○MXaspmx.l.google.com2016-03-10 → 2017-10-09 · 5 obs

○ 2015-11-25 21:51:22
● 2016-03-10 16:48:54
● 2017-10-09 21:11:06
○ 2026-03-24 16:37:54
○ 2026-08-12 17:45:08

●MXlntvirus.url.com.tw2026-03-24 → 2026-08-12 · 3 obs

○ 2017-10-09 21:11:06
● 2026-03-24 16:37:54
● 2026-08-12 17:45:08

●MXlntvirus2.url.com.tw2026-03-24 → 2026-08-12 · 3 obs

○ 2017-10-09 21:11:06
● 2026-03-24 16:37:54
● 2026-08-12 17:45:08

○MXntvirus.url.com.tw2015-07-19 → 2015-11-25 · 4 obs

● 2015-07-19 23:12:32
● 2015-11-25 21:51:22
○ 2016-03-10 16:48:54
○ 2026-08-12 17:45:08

○MXntvirus2.url.com.tw2015-07-19 → 2015-11-25 · 4 obs

● 2015-07-19 23:12:32
● 2015-11-25 21:51:22
○ 2016-03-10 16:48:54
○ 2026-08-12 17:45:08

○A192.185.112.1532016-03-10 → 2017-10-09 · 5 obs

○ 2015-11-25 21:51:22
● 2016-03-10 16:48:54
● 2017-10-09 21:11:06
○ 2026-03-24 16:37:54
○ 2026-08-12 17:45:08

○A210.59.228.2472015-07-19 → 2015-11-25 · 4 obs

● 2015-07-19 23:12:32
● 2015-11-25 21:51:22
○ 2016-03-10 16:48:54
○ 2026-08-12 17:45:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net...	-
kaldrontech.com	dns.twmail.org, dns2.twmail.org	-

✅ Authoritative Response

Server:211.72.204.250

NS records: dns.twmail.org, dns2.twmail.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kaldrontech.com (unsigned zone)

⏱️ Timing

Total: 921ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns2.twmail.org, dns.twmail.org`
MX	2	`lntvirus2.url.com.tw (pri: 10), lntvirus.url.com.tw (pri: 10)`
TXT	1	`v=spf1 a mx ptr ip4:210.59.228.0/24 ip4:`
SOA	1	`dns.twmail.org admin.corp.url.com.tw`

Analysis

Name Servers

The NS records for kaldrontech.com delegate to dns2.twmail.org and dns.twmail.org.

kaldrontech.com shares its NS records with other domains, for example changeweb.com.tw, jyfood.com.tw, iuing.url.tw and two others.

dns2.twmail.org resolves to 211.72.204.250 and 2001:b034:201:400:211:72:204:250. Likewise, dns.twmail.org resolves to 210.59.228.119 and 2001:b034:1:800:210:59:228:119 — two IP addresses apiece.

Mail Servers

kaldrontech.com is served by two mail servers, lntvirus2.url.com.tw and lntvirus.url.com.tw.

Among the domains sharing a mail server setup with kaldrontech.com are mail.arsformosa.com.tw, arsformosa.com.tw, daystar-spa.com.tw and two others.

At least a portion of kaldrontech.com's mail servers are also used by other domains, for example tayhsing.com.tw.

lntvirus2.url.com.tw resolves to 210.59.228.192. lntvirus.url.com.tw resolves to 210.59.228.139. Both host names point to a single IP number.