gr8dev.com.hk - robtex.com
gr8dev.com.hk
com.hk
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns3.hkirc.net.hk ⭐ | ||||||
| NS | c.hkirc.net.hk ⚠️ Not in parent delegation | ||||||
| NS | d.hkirc.net.hk ⚠️ Not in parent delegation | ||||||
| NS | m.hkirc.net.hk ⚠️ Not in parent delegation | ||||||
| NS | t.hkirc.net.hk ⚠️ Not in parent delegation | ||||||
| NS | u.hkirc.net.hk ⚠️ Not in parent delegation | ||||||
| NS | v.hkirc.net.hk ⚠️ Not in parent delegation | ||||||
| NS | x.hkirc.net.hk ⚠️ Not in parent delegation | ||||||
| NS | y.hkirc.net.hk ⚠️ Not in parent delegation | ||||||
| NS | z.hkirc.net.hk ⚠️ Not in parent delegation | ||||||
| SOA | ns3.hkirc.net.hkhostmaster@hkirc.net.hk serial=2073523902 | ||||||
Same first word
DNS History
11 records (5 active, 6 former)
○NSfileserver2015-06-14 → 2016-04-11 · 12 obs
○ 2015-10-29 12:49:46
● 2015-11-26 11:45:20
○ 2015-12-02 04:37:24
● 2016-01-04 09:35:26
○ 2016-02-17 09:23:48
● 2016-03-05 00:57:16
○ 2016-03-19 08:23:54
● 2016-04-03 10:44:06
● 2016-04-11 17:45:36
○ 2016-05-04 12:14:56
○ 2026-03-24 01:21:48
●NSns1.bdm.microsoftonline.com2026-02-22 → 2026-03-24 · 3 obs
● 2026-02-22 12:28:36
● 2026-03-24 01:21:48
○NSns1.pgt.com.hk2015-06-14 → 2020-04-23 · 33 obs
● 2015-10-29 12:49:46
○ 2015-11-26 11:45:20
● 2015-12-02 04:37:24
○ 2016-01-04 09:35:26
● 2016-02-17 09:23:48
○ 2016-03-05 00:57:16
● 2016-03-19 08:23:54
○ 2016-04-03 10:44:06
○ 2016-05-12 02:11:08
● 2016-06-14 11:14:28
○ 2016-06-28 17:41:42
● 2016-07-06 09:48:34
○ 2016-07-13 13:52:08
○ 2016-07-26 09:35:30
● 2016-08-12 08:35:18
● 2016-10-13 19:50:32
○ 2016-10-27 08:12:32
○ 2016-12-08 17:48:08
● 2016-12-16 06:20:14
● 2016-12-25 03:43:38
○ 2016-12-26 07:07:54
● 2016-12-28 17:37:58
● 2016-12-30 09:42:50
○ 2017-01-06 04:47:14
○ 2017-05-24 16:37:20
● 2017-07-10 05:25:38
○ 2017-07-13 13:21:04
○ 2017-07-24 00:02:24
● 2017-08-07 04:18:02
● 2020-04-23 06:02:00
○ 2026-02-22 12:28:36
○ 2026-03-24 01:21:48
●NSns2.bdm.microsoftonline.com2026-02-22 → 2026-03-24 · 3 obs
● 2026-02-22 12:28:36
● 2026-03-24 01:21:48
○NSns2.pgt.com.hk2015-06-14 → 2020-04-23 · 4 obs
● 2020-04-23 06:02:00
○ 2026-02-22 12:28:36
○ 2026-03-24 01:21:48
●NSns3.bdm.microsoftonline.com2026-02-22 → 2026-03-24 · 3 obs
● 2026-02-22 12:28:36
● 2026-03-24 01:21:48
●NSns4.bdm.microsoftonline.com2026-02-22 → 2026-03-24 · 3 obs
● 2026-02-22 12:28:36
● 2026-03-24 01:21:48
○NSsvr2012r22016-05-04 → 2017-07-24 · 24 obs
● 2016-05-04 12:14:56
● 2016-05-12 02:11:08
○ 2016-06-14 11:14:28
● 2016-06-28 17:41:42
○ 2016-07-06 09:48:34
● 2016-07-13 13:52:08
● 2016-07-26 09:35:30
○ 2016-08-12 08:35:18
○ 2016-10-13 19:50:32
● 2016-10-27 08:12:32
● 2016-12-08 17:48:08
○ 2016-12-16 06:20:14
○ 2016-12-25 03:43:38
● 2016-12-26 07:07:54
○ 2016-12-28 17:37:58
○ 2016-12-30 09:42:50
● 2017-01-06 04:47:14
● 2017-05-24 16:37:20
○ 2017-07-10 05:25:38
● 2017-07-13 13:21:04
● 2017-07-24 00:02:24
○ 2017-08-07 04:18:02
○ 2026-03-24 01:21:48
●MXgr8dev-com-hk.mail.protection.outlook.com2026-02-22 → 2026-03-24 · 3 obs
● 2026-02-22 12:28:36
● 2026-03-24 01:21:48
○MXmail.gr8dev.com.hk2015-06-14 → 2020-04-23 · 4 obs
● 2020-04-23 06:02:00
○ 2026-02-22 12:28:36
○ 2026-03-24 01:21:48
○A101.78.219.902015-06-14 → 2020-04-23 · 27 obs
● 2015-12-02 04:37:24
○ 2016-01-04 09:35:26
○ 2016-03-05 00:57:16
● 2016-03-19 08:23:54
● 2016-04-03 10:44:06
○ 2016-04-11 17:45:36
○ 2016-06-28 17:41:42
● 2016-07-06 09:48:34
● 2016-07-26 09:35:30
○ 2016-08-12 08:35:18
● 2016-10-13 19:50:32
● 2016-10-27 08:12:32
○ 2016-11-29 06:58:38
● 2016-12-07 10:34:34
● 2016-12-16 06:20:14
○ 2016-12-20 06:28:00
● 2016-12-22 05:31:10
○ 2016-12-25 03:43:38
● 2016-12-26 07:07:54
● 2016-12-30 09:42:50
○ 2017-01-06 04:47:14
○ 2017-01-17 16:54:20
● 2017-02-08 10:17:24
● 2020-04-23 06:02:00
○ 2026-02-22 12:28:36
○ 2026-03-24 01:21:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| hk | c.hkirc.net.hk, d.hkirc.net.hk, m.hkirc.net.hk, t.hkirc.net.hk... | - |
| gr8dev.com.hk | ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com | - |
✅ Authoritative Response
Server:150.171.21.208
NS records: ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gr8dev.com.hk (unsigned zone)
⏱️ Timing
Total: 1268ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com... |
| MX | 1 | gr8dev-com-hk.mail.protection.outlook.co |
| TXT | 2 | mscid=n1sjL7rVbJKG+SVTN/NLB5GfBOu/5Q4m59, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.bdm.microsoftonline.com azuredns-hos |
Analysis
Name Servers
gr8dev.com.hk is delegated to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.
gr8dev.com.hk at least partially shares name servers with other domains, for instance molakides.net, diamtrade.com, broadbrasil.com, ptpu.pf and admarkprint.com.au.
Host names with two IP numbers:
ns1.bdm.microsoftonline.com points to: 2603:1061:0:700::d0 and 13.107.236.208.
ns2.bdm.microsoftonline.com points to: 2620:1ec:8ec:700::d0 and 150.171.21.208.
ns3.bdm.microsoftonline.com points to: 2a01:111:4000:700::d0 and 204.14.183.208.
ns4.bdm.microsoftonline.com points to: 2620:1ec:bda:700::d0 and 208.84.5.208.
Mail Servers
gr8dev.com.hk is handled by a single mail server, gr8dev-com-hk.mail.protection.outlook.com.
The host name gr8dev-com-hk.mail.protection.outlook.com resolves to six IP numbers: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.