`uc-clearwell.com`

DNSSEC	⚠️ Not signed
A	2001:b031:8006:ff34::8^{🇹🇼 HiNet2001:b031:8000::/36}
		PTR	`2001-b031-8006-ff34-0000-0000-0000-0008.hinet-ip6.hinet.net`
A	61.221.12.18^{🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
NS	`ns3.potia.com` ⭐ ⚠️ Not in parent delegation
		A	61.221.12.17^{🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`whale.potia.net`
NS	`d1.potia.com` ⚠️ Not in zone NS records
		A	61.221.12.17^{🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`whale.potia.net`
NS	`d2.potia.com` ⚠️ Not in zone NS records
		A	2001:b031:8306:ff00::8^{🇹🇼 HiNet2001:b031:8000::/36}
			PTR	`2001-b031-8306-ff00-0000-0000-0000-0008.hinet-ip6.hinet.net`
		A	61.221.12.18^{🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`ns4.potia.com`
NS	`ns4.potia.com` ⚠️ Not in parent delegation
		A	2001:b031:8006:ff34::8^{🇹🇼 HiNet2001:b031:8000::/36}
			PTR	`2001-b031-8006-ff34-0000-0000-0000-0008.hinet-ip6.hinet.net`
		A	61.221.12.18^{🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`ns4.potia.com`
MX	`mail.uc-clearwell.com` ⭐
		A	61.221.12.12^{🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`ns12.potia.com`
TXT	`v=spf1 ip4:61.221.12.17 +a +mx +ip4:61.221.12.18 +ip4:60.248.112.149 +ip4:61....`
TXT	`google-site-verification=dODLe2XPWYZ4mLz8X9Dfjb9AqSqCtbWJ5ehhJ8Xg2PM`
SOA	`ns3.potia.com`godjerry228@gmail.com 2026-03-13 #1

`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=1776920032

Previously MX for

mail.uc-clearwell.com

uc-clearwell.com

Subdomains

mail.uc-clearwell.com

Same first word

uc-clearwell.com

DNS History

14 records (7 active, 7 former)

●NSd1.potia.com2026-02-18 → 2026-04-23 · 3 obs

○ 2017-09-15 05:38:26
● 2026-02-18 02:28:28
● 2026-04-23 05:04:20

●NSd2.potia.com2026-02-18 → 2026-04-23 · 3 obs

○ 2017-09-15 05:38:26
● 2026-02-18 02:28:28
● 2026-04-23 05:04:20

●NSns3.potia.com2026-02-18 → 2026-04-23 · 6 obs

○ 2017-09-15 05:38:26
● 2026-02-18 02:28:28
● 2026-04-07 18:26:28
○ 2026-04-12 10:32:54
○ 2026-04-22 15:09:28
● 2026-04-23 05:04:20

●NSns4.potia.com2026-02-18 → 2026-04-23 · 11 obs

○ 2017-09-15 05:38:26
● 2026-02-18 02:28:28
● 2026-03-10 04:21:52
○ 2026-03-16 09:59:18
● 2026-03-21 11:45:30
○ 2026-03-23 15:29:10
● 2026-03-31 01:03:18
● 2026-04-07 18:26:28
○ 2026-04-12 10:32:54
○ 2026-04-22 15:09:28
● 2026-04-23 05:04:20

○NSta15.potia.com2015-06-03 → 2016-03-31 · 4 obs

● 2015-06-03 04:55:36
● 2016-03-31 23:08:14
○ 2016-12-03 20:25:52
○ 2026-04-23 05:04:20

○NSta16.potia.com2015-06-03 → 2016-03-31 · 4 obs

● 2015-06-03 04:55:36
● 2016-03-31 23:08:14
○ 2016-12-03 20:25:52
○ 2026-04-23 05:04:20

○NSta29.potia.com2016-12-03 → 2017-09-15 · 5 obs

○ 2016-03-31 23:08:14
● 2016-12-03 20:25:52
● 2017-09-15 05:38:26
○ 2026-02-18 02:28:28
○ 2026-04-23 05:04:20

○NSta30.potia.com2016-12-03 → 2017-09-15 · 5 obs

○ 2016-03-31 23:08:14
● 2016-12-03 20:25:52
● 2017-09-15 05:38:26
○ 2026-02-18 02:28:28
○ 2026-04-23 05:04:20

●MXmail.uc-clearwell.com2016-12-03 → 2026-04-23 · 9 obs

○ 2016-03-31 23:08:14
● 2016-12-03 20:25:52
● 2026-03-21 11:45:30
○ 2026-03-23 15:29:10
● 2026-03-31 01:03:18
● 2026-04-07 18:26:28
○ 2026-04-12 10:32:54
○ 2026-04-22 15:09:28
● 2026-04-23 05:04:20

○MXuc-clearwell.com2015-06-03 → 2016-03-31 · 4 obs

● 2015-06-03 04:55:36
● 2016-03-31 23:08:14
○ 2016-12-03 20:25:52
○ 2026-04-23 05:04:20

●A2001:b031:8006:ff34::82026-02-18 → 2026-04-23 · 11 obs

○A210.242.143.62015-06-03 → 2016-03-31 · 4 obs

● 2015-06-03 04:55:36
● 2016-03-31 23:08:14
○ 2016-12-03 20:25:52
○ 2026-04-23 05:04:20

○A220.128.159.1562016-12-03 → 2017-09-15 · 5 obs

○ 2016-03-31 23:08:14
● 2016-12-03 20:25:52
● 2017-09-15 05:38:26
○ 2026-02-18 02:28:28
○ 2026-04-23 05:04:20

●A61.221.12.182026-02-18 → 2026-04-23 · 9 obs

○ 2017-09-15 05:38:26
● 2026-02-18 02:28:28
● 2026-03-21 11:45:30
○ 2026-03-23 15:29:10
● 2026-03-31 01:03:18
● 2026-04-07 18:26:28
○ 2026-04-12 10:32:54
○ 2026-04-22 15:09:28
● 2026-04-23 05:04:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net...	-
uc-clearwell.com	d1.potia.com, d2.potia.com	3 records

✅ Authoritative Response

Server:61.221.12.17

NS records: d1.potia.com, d2.potia.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for uc-clearwell.com (unsigned zone)

⏱️ Timing

Total: 458ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`61.221.12.18`
AAAA	1	`2001:b031:8006:ff34::8`
NS	2	`ns4.potia.com, ns3.potia.com`
MX	1	`mail.uc-clearwell.com (pri: 0)`
TXT	2	`v=spf1 ip4:61.221.12.17 +a +mx +ip4:61.2, google-site-verification=dODLe2XPWYZ4mLz`
SOA	1	`ns3.potia.com godjerry228.gmail.com`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (d1.potia.com, d2.potia.com, d2.potia.com)

Analysis

Hierarchy

The parent of mail.uc-clearwell.com is uc-clearwell.com.

IP Addresses

uc-clearwell.com points to two IP numbers: 2001:b031:8006:ff34::8 and 61.221.12.18.

Other host names such as unicirnergy.com, www.uni-pro.com.tw, iplaza.com.tw, fulontek.com and bamboo-country.com.tw share IPs with uc-clearwell.com.

Name Servers

uc-clearwell.com is delegated to four name servers: d1.potia.com, d2.potia.com, ns3.potia.com and ns4.potia.com.

uc-clearwell.com at least partially shares name servers with other domains, for instance tnda.org.tw, tienta.com.tw, spf0707.com, zebec-led.com.tw and onecenter.com.tw.