mail.further.tw - robtex.com
mail.further.tw
further.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 61.221.12.18🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| NS | ns3.potia.com ⭐ ⚠️ Not in parent delegation | ||||||
| NS | d1.potia.com ⚠️ Not in zone NS records | ||||||
| NS | d2.potia.com ⚠️ Not in zone NS records | ||||||
| NS | ns4.potia.com ⚠️ Not in parent delegation | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | alt3.aspmx.l.google.com(10) | ||||||
| MX | alt4.aspmx.l.google.com(10) | ||||||
| TXT | google-site-verification=8Q5WNurNGirKM0Naj0dHwPKs8SEPvB32thEls68D0WY | ||||||
| TXT | google-site-verification=tNoaV7g19CE2EIBfx0A7gozRPA7_DIkIzbINg2zH_vU | ||||||
| TXT | v=spf1 ip4:61.221.12.17 +a +mx +ip4:61.221.12.18 +ip4:60.248.112.149 +ip4:60.... | ||||||
| SOA | ns3.potia.comgodjerry228@gmail.com 2026-04-30 #1 | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A219.84.199.452015-06-04 → 2016-06-19 · 4 obs
● 2016-06-19 01:06:56
○ 2026-03-26 09:00:00
○ 2026-05-08 19:55:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | d.dns.tw, g.dns.tw, b.dns.tw, f.dns.tw... | - |
| further.tw | d2.potia.com, d1.potia.com | - |
✅ Authoritative Response
Server:61.221.12.17
NS records: d2.potia.com, d1.potia.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for further.tw (unsigned zone)
⏱️ Timing
Total: 1253ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | further.tw |
Analysis
IP Addresses
mail.further.tw points to a single IP: 61.221.12.18.
Other host names, for instance chenyiinterior.com, milu-design.com, ajei.org.tw, looklin.idv.tw and www.sjt.tw share IP numbers with mail.further.tw.
Name Servers
mail.further.tw is delegated to four name servers: d1.potia.com, d2.potia.com, ns3.potia.com and ns4.potia.com.
mail.further.tw at least partially shares its name servers with other domains, for instance a2hbeer.com, centralpack.com.tw, pdi.com.tw, elite.game.tw and agri.tw.
These name servers are commonly used alongside ta57.potia.com and ta58.potia.com.
Host names with two IP numbers:
Host d2.potia.com points to 2001:b031:8306:ff00::8 and 61.221.12.18
Host ns4.potia.com points to 2001:b031:8006:ff34::8 and 61.221.12.18
Host names with one IP number:
Host d1.potia.com points to 61.221.12.17
Host ns3.potia.com points to 61.221.12.17
Host names that point to 61.221.12.18: d2.potia.com and ns4.potia.com
Host names that point to 61.221.12.17: d1.potia.com and ns3.potia.com
Mail Servers
Five mail servers handle mail.further.tw: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
mail.further.tw shares some mail servers with other domains, including thekingofbooks.com, ariston.com.cy, savanturier.ca, ns500765.ns500693.ns500699.ns500693.ns500693.ns500588.ns500693.ns500693.ns500683.ns500632.ns500112.dtrkdll.com and ns500693.ns500765.ns500699.ns500734.ns500734.ns500693.ns500699.ns500699.ns500588.ns500699.ns500693.ns500683.ns500693.ns500683.ns500602.dtrkdll.com.
these mail servers are often used alongside the mail servers aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c09::1b and 172.253.115.26.
alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1b and 108.177.123.26.
alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.27.
alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.26.
alt4.aspmx.l.google.com points to 2a00:1450:4025:402::1b and 142.250.102.26.