swhyhk.com - robtex.com
swhyhk.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a1.uberns.com ⭐ | ||||||
| A | 2602:ffe2:53::1🇺🇸 TUT-AS2602:ffe2:53::/48 Peer1 Route Object | ||||||
| PTR | a1.uberns.com | ||||||
| A | 216.59.59.1🇺🇸 TUT-AS216.59.59.0/24 Total Uptime Technologies LLC | ||||||
| PTR | a1.uberns.com | ||||||
| NS | b1.uberns.com | ||||||
| A | 216.59.60.1TUT-AS216.59.60.0/24 Total Uptime Technologies LLC | ||||||
| PTR | b1.uberns.com | ||||||
| MX | tkomail1.swhyhk.com ⭐ | ||||||
| A | 220.241.227.142🇭🇰 PCCW-IMSBIZ-Network220.241.224.0/19 PCCW IMS Ltd (PCCW Business Internet Access) 26/F, PCCW TOWER TAIKOO PLACE 979 KINGS ROAD QUARRY BAY, HONG KONG | ||||||
| MX | tkomail2.swhyhk.com ⭐ | ||||||
| A | 14.136.210.46🇭🇰 HKBN14.136.210.0/24 Hong Kong Broadband Network Ltd 15/F Trans Asia Centre 18 Kin Hong Street | ||||||
| PTR | 014136210046.static.ctinets.com | ||||||
| MX | tkomail3.swhyhk.com ⭐ | ||||||
| A | 220.241.227.143🇭🇰 PCCW-IMSBIZ-Network220.241.224.0/19 PCCW IMS Ltd (PCCW Business Internet Access) 26/F, PCCW TOWER TAIKOO PLACE 979 KINGS ROAD QUARRY BAY, HONG KONG | ||||||
| MX | tkomail4.swhyhk.com ⭐ | ||||||
| A | 14.136.210.47🇭🇰 HKBN14.136.210.0/24 Hong Kong Broadband Network Ltd 15/F Trans Asia Centre 18 Kin Hong Street | ||||||
| PTR | 014136210047.static.ctinets.com | ||||||
| MX | mail.swhyhk.com(10) | ||||||
| A | 14.136.215.67🇭🇰 HKBN14.136.215.0/24 Hong Kong Broadband Network Ltd 15/F Trans Asia Centre 18 Kin Hong Street | ||||||
| PTR | mail.sywg.com.hk | ||||||
| MX | mail1.swhyhk.com(10) | ||||||
| A | 203.174.48.130🇭🇰 WTT203.174.48.0/22 PACNET (proxy-registered route object) | ||||||
| MX | mail2.swhyhk.com(10) | ||||||
| A | 14.136.215.68🇭🇰 HKBN14.136.215.0/24 Hong Kong Broadband Network Ltd 15/F Trans Asia Centre 18 Kin Hong Street | ||||||
| PTR | mail2.sywg.com.hk | ||||||
| MX | mail3.swhyhk.com(10) | ||||||
| A | 203.174.48.131🇭🇰 WTT203.174.48.0/22 PACNET (proxy-registered route object) | ||||||
| TXT | MS=D4E5ED35F0AC0AEFD671FF433D4468C491DA1B0E | ||||||
| TXT | v=spf1 mx ip4:14.136.215.64/29 ip4:203.174.48.128/29 ip4:220.241.227.128/27 i... | ||||||
| SOA | a1.uberns.comit_infra@swhyhk.com serial=2603200000 | ||||||
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.netnstld@verisign-grs.com serial=1771291435 | ||||||
Subdomains
tkomail3.swhyhk.com |
tkomail4.swhyhk.com |
tkomail1.swhyhk.com |
mail2.swhyhk.com |
mail3.swhyhk.com |
mail.swhyhk.com |
tkomail2.swhyhk.com |
mail1.swhyhk.com |
Same first word
swhyhk.com |
Similar names
DNS History
10 records (10 active, 0 former)
●NSa1.uberns.com2016-12-14 → 2026-03-24 · 2 obs
● 2026-03-24 03:14:12
●NSb1.uberns.com2016-12-14 → 2026-03-24 · 2 obs
● 2026-03-24 03:14:12
●MXmail.swhyhk.com2016-12-14 → 2026-03-24 · 2 obs
● 2026-03-24 03:14:12
●MXmail1.swhyhk.com2016-12-14 → 2026-03-24 · 2 obs
● 2026-03-24 03:14:12
●MXmail2.swhyhk.com2016-12-14 → 2026-03-24 · 2 obs
● 2026-03-24 03:14:12
●MXmail3.swhyhk.com2016-12-14 → 2026-03-24 · 2 obs
● 2026-03-24 03:14:12
●MXtkomail1.swhyhk.com2026-02-24 → 2026-03-24 · 3 obs
● 2026-02-24 09:01:32
● 2026-03-24 03:14:12
●MXtkomail2.swhyhk.com2026-02-24 → 2026-03-24 · 3 obs
● 2026-02-24 09:01:32
● 2026-03-24 03:14:12
●MXtkomail3.swhyhk.com2026-02-24 → 2026-03-24 · 3 obs
● 2026-02-24 09:01:32
● 2026-03-24 03:14:12
●MXtkomail4.swhyhk.com2026-02-24 → 2026-03-24 · 3 obs
● 2026-02-24 09:01:32
● 2026-03-24 03:14:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| swhyhk.com | a1.uberns.com, b1.uberns.com | 3 records |
✅ Authoritative Response
Server:216.59.60.1
NS records: a1.uberns.com, b1.uberns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for swhyhk.com (unsigned zone)
⏱️ Timing
Total: 127ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | a1.uberns.com, b1.uberns.com |
| MX | 8 | tkomail1.swhyhk.com (pri: 5), tkomail2.swhyhk.com (pri: 5)... |
| TXT | 2 | MS=D4E5ED35F0AC0AEFD671FF433D4468C491DA1, v=spf1 mx ip4:14.136.215.64/29 ip4:203.1 |
| SOA | 1 | a1.uberns.com it_infra.swhyhk.com |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (a1.uberns.com, a1.uberns.com, b1.uberns.com)
Analysis
Hierarchy
swhyhk.com is the parent of tkomail3.swhyhk.com, tkomail4.swhyhk.com, tkomail1.swhyhk.com, mail2.swhyhk.com, mail3.swhyhk.com and several other host names.
Name Servers
swhyhk.com's delegation is to two name servers a1.uberns.com and b1.uberns.com.
swhyhk.com shares the same name server configuration as other domains, such as 219.49.216.in-addr.arpa, getconnected.ca, legacystudio.ca, pogozone.net and theroughnotescompany.com.
swhyhk.com at least partially shares its name servers with other domains, for instance faxdeliveryservice.com, 56.59.216.in-addr.arpa, xyvidpro.com, eastnoblefootball.com and e-globalenterprises.com.
These name servers are commonly used with b1.uberns.net, a1.uberns.net, b1.uberns.org, a1.uberns.org, edns142.ultradns.biz, edns142.ultradns.com, edns142.ultradns.net, edns142.ultradns.org, b3.uberns.com and a3.uberns.com.
Host names with two IPs:
a1.uberns.com points to: 2602:ffe2:53::1 and 216.59.59.1.
Host names with one IP:
b1.uberns.com points to: 216.59.60.1.
Mail Servers
Eight mail servers handle swhyhk.com: mail1.swhyhk.com, mail2.swhyhk.com, mail3.swhyhk.com, mail.swhyhk.com, tkomail1.swhyhk.com, tkomail2.swhyhk.com, tkomail3.swhyhk.com and tkomail4.swhyhk.com.
swhyhk.com shares some mail servers with other domains at least partially, for example support.swsresearch.com.hk.
Host names with one IP number:
mail1.swhyhk.com points to: 203.174.48.130
mail2.swhyhk.com points to: 14.136.215.68
mail3.swhyhk.com points to: 203.174.48.131
mail.swhyhk.com points to: 14.136.215.67
tkomail1.swhyhk.com points to: 220.241.227.142
tkomail2.swhyhk.com points to: 14.136.210.46
tkomail3.swhyhk.com points to: 220.241.227.143
tkomail4.swhyhk.com points to: 14.136.210.47