`further.tw`

DNSSEC	⚠️ Not signed
A	61.221.12.18^{🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
		PTR	`ns4.potia.com`
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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c0b::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dd-in-f27.1e100.net`
		A	142.250.101.27^{🇺🇸 Google142.250.101.0/24}
			PTR	`dz-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f27.1e100.net`
			PTR	`ws-in-x1b.1e100.net`
		A	173.194.76.26^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f26.1e100.net`
TXT	`v=spf1 ip4:61.221.12.17 +a +mx +ip4:61.221.12.18 +ip4:60.248.112.149 +ip4:60....`
TXT	`google-site-verification=tNoaV7g19CE2EIBfx0A7gozRPA7_DIkIzbINg2zH_vU`
TXT	`google-site-verification=8Q5WNurNGirKM0Naj0dHwPKs8SEPvB32thEls68D0WY`
SOA	`ns3.potia.com`godjerry228@gmail.com 2026-04-30 #1

`tw`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.tw` ⭐
	NS	`anytld.apnic.net` ⚠️ Not in parent delegation
	NS	`b.dns.tw`
	NS	`c.dns.tw`
	NS	`d.dns.tw`
	NS	`e.dns.tw`
	NS	`f.dns.tw`
	NS	`g.dns.tw`
	NS	`h.dns.tw`
	SOA	`a.dns.tw`snw@twnic.net.tw serial=2011009536

Subdomains

mail.further.tw

Same first word

further.cc

further.nyc

further.school

further.be

further.net

further.se

further.org.uk

further.co

further.me

further.tw

further.cx

further.mk

further.cn

further.london

further.tv

further.co.uk

further.ai

further.group

further.com.mx

further.network

further.eu

further.ca

further.email

further.life

further.com

further.io

further.com.hk

Similar names

erfurth.co

erfurth.de

erfurth.com

herfurt.de

herfurt.biz

erfurth.info

erfuhrt.de

herfurt.net

ferthur.com

erfurth.email

thefurr.com

erfurth.org

erfurth.at

thefurr.net

erfurth.eu

DNS History

16 records (10 active, 6 former)

●NSd1.potia.com2026-03-26 → 2026-05-06 · 3 obs

○ 2019-12-31 09:58:00
● 2026-03-26 09:00:12
● 2026-05-06 12:12:52

●NSd2.potia.com2026-03-26 → 2026-05-06 · 3 obs

○ 2019-12-31 09:58:00
● 2026-03-26 09:00:12
● 2026-05-06 12:12:52

○NSns1.wt500.com2015-06-28 → 2019-12-31 · 4 obs

● 2015-06-28 00:56:20
● 2019-12-31 09:58:00
○ 2026-03-26 09:00:12
○ 2026-05-06 12:12:52

○NSns2.wt500.com2015-06-28 → 2019-12-31 · 4 obs

● 2015-06-28 00:56:20
● 2019-12-31 09:58:00
○ 2026-03-26 09:00:12
○ 2026-05-06 12:12:52

●NSns3.potia.com2026-03-26 → 2026-05-06 · 8 obs

○ 2019-12-31 09:58:00
● 2026-03-26 09:00:12
● 2026-04-07 18:26:48
○ 2026-04-13 03:10:18
● 2026-04-19 12:51:04
○ 2026-04-22 15:09:28
● 2026-04-23 15:56:18
● 2026-05-06 12:12:52

●NSns4.potia.com2026-03-26 → 2026-05-06 · 9 obs

○ 2019-12-31 09:58:00
● 2026-03-26 09:00:12
● 2026-03-27 20:38:32
○ 2026-04-07 18:26:48
○ 2026-04-13 03:10:18
● 2026-04-19 12:51:04
○ 2026-04-22 15:09:28
● 2026-04-23 15:56:18
● 2026-05-06 12:12:52

●MXalt1.aspmx.l.google.com2026-03-26 → 2026-05-06 · 9 obs

●MXalt2.aspmx.l.google.com2026-03-26 → 2026-05-06 · 9 obs

●MXalt3.aspmx.l.google.com2026-03-26 → 2026-05-06 · 9 obs

●MXalt4.aspmx.l.google.com2026-03-26 → 2026-05-06 · 9 obs

●MXaspmx.l.google.com2026-03-26 → 2026-05-06 · 9 obs

○MXmail.further.tw2015-06-28 → 2019-12-31 · 4 obs

● 2015-06-28 00:56:20
● 2019-12-31 09:58:00
○ 2026-03-26 09:00:12
○ 2026-05-06 12:12:52

○A2001:b031:8006:ff34::82026-03-26 → 2026-04-29 · 11 obs

○A219.84.199.352019-12-31 → 2019-12-31 · 4 obs

○ 2017-02-20 13:24:06
● 2019-12-31 09:58:00
○ 2026-03-26 09:00:12
○ 2026-05-06 12:12:52

○A219.84.199.452015-06-28 → 2017-02-20 · 4 obs

● 2015-06-28 00:56:20
● 2017-02-20 13:24:06
○ 2019-12-31 09:58:00
○ 2026-05-06 12:12:52

●A61.221.12.182026-03-26 → 2026-05-06 · 9 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	-
further.tw	d1.potia.com, d2.potia.com	-

✅ Authoritative Response

Server:61.221.12.17

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for further.tw (unsigned zone)

⏱️ Timing

Total: 1406ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`61.221.12.18`
NS	2	`ns3.potia.com, ns4.potia.com`
MX	5	`ALT4.ASPMX.L.GOOGLE.COM (pri: 10), ALT2.ASPMX.L.GOOGLE.COM (pri: 5)...`
TXT	3	`v=spf1 ip4:61.221.12.17 +a +mx +ip4:61.2, google-site-verification=tNoaV7g19CE2EIB...`
SOA	1	`ns3.potia.com godjerry228.gmail.com`