researchgraph.io - robtex.com
researchgraph.io
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1786679165 | ||||||
Same first word
researchgraph.io |
DNS History
13 records (7 active, 6 former)
●NSpdns1.ultradns.net2026-02-21 → 2026-08-14 · 2 obs
● 2026-08-14 04:35:10
●NSpdns2.ultradns.net2026-02-21 → 2026-08-14 · 2 obs
● 2026-08-14 04:35:10
●NSpdns3.ultradns.org2026-02-21 → 2026-08-14 · 2 obs
● 2026-08-14 04:35:10
●NSpdns4.ultradns.org2026-02-21 → 2026-08-14 · 2 obs
● 2026-08-14 04:35:10
●NSpdns5.ultradns.info2026-02-21 → 2026-08-14 · 2 obs
● 2026-08-14 04:35:10
●NSpdns6.ultradns.co.uk2026-02-21 → 2026-08-14 · 2 obs
● 2026-08-14 04:35:10
○A146.75.104.952026-05-19 → 2026-05-19 · 4 obs
● 2026-05-19 12:39:34
○ 2026-05-26 04:05:48
○ 2026-08-14 04:35:10
○A146.75.116.952026-05-07 → 2026-05-07 · 4 obs
● 2026-05-07 01:37:38
○ 2026-05-12 03:46:40
○ 2026-08-14 04:35:10
●A146.75.28.952026-02-21 → 2026-08-14 · 22 obs
○ 2026-02-26 04:49:04
○ 2026-03-04 22:58:56
● 2026-03-21 15:57:04
○ 2026-03-30 21:56:50
● 2026-04-05 04:40:14
○ 2026-04-06 04:51:42
○ 2026-04-17 22:07:56
● 2026-04-18 00:03:06
○ 2026-04-20 14:43:20
○ 2026-04-20 22:22:06
● 2026-04-21 17:36:02
○ 2026-04-27 04:19:38
○ 2026-05-01 16:53:40
● 2026-05-01 22:11:02
○ 2026-05-05 06:06:42
○ 2026-06-09 13:21:18
● 2026-06-12 22:23:30
○ 2026-06-16 03:40:20
● 2026-07-24 22:21:10
○ 2026-07-28 05:13:20
● 2026-08-14 04:35:10
○A146.75.92.952026-02-26 → 2026-08-11 · 55 obs
● 2026-02-26 04:49:04
● 2026-02-26 05:29:16
○ 2026-02-26 12:17:26
● 2026-02-26 12:59:48
○ 2026-03-03 02:52:46
○ 2026-03-03 06:24:14
● 2026-03-03 11:05:46
○ 2026-03-04 22:58:56
○ 2026-03-21 15:57:04
● 2026-03-30 21:56:50
○ 2026-04-05 04:40:14
○ 2026-04-18 00:03:06
● 2026-04-20 14:43:20
● 2026-04-20 22:22:06
○ 2026-04-21 17:36:02
● 2026-04-27 04:19:38
● 2026-04-28 03:59:26
○ 2026-04-28 05:17:30
● 2026-04-28 11:47:32
● 2026-05-01 16:53:40
○ 2026-05-01 22:11:02
● 2026-05-05 06:06:42
● 2026-05-05 14:46:54
○ 2026-05-07 01:37:38
● 2026-05-12 03:46:40
● 2026-05-12 12:37:28
○ 2026-05-19 03:52:54
● 2026-05-19 05:10:10
○ 2026-05-19 12:39:34
● 2026-05-26 04:05:48
● 2026-05-26 13:11:16
○ 2026-05-27 02:44:18
○ 2026-05-27 14:51:56
● 2026-06-02 07:34:02
● 2026-06-09 05:14:46
○ 2026-06-09 13:21:18
○ 2026-06-16 03:40:20
● 2026-06-16 04:37:46
● 2026-06-16 12:27:10
○ 2026-06-23 03:38:12
● 2026-06-23 04:45:18
○ 2026-06-30 03:52:46
● 2026-07-14 03:38:14
○ 2026-07-14 04:46:54
● 2026-07-15 01:41:10
○ 2026-07-15 02:25:52
● 2026-07-21 03:34:46
○ 2026-07-24 22:21:10
● 2026-07-28 11:39:50
○ 2026-08-02 19:43:54
● 2026-08-04 07:01:38
○ 2026-08-11 04:50:08
● 2026-08-11 11:27:54
○ 2026-08-14 04:35:10
○A151.101.204.952026-03-04 → 2026-08-02 · 11 obs
● 2026-03-04 22:58:56
○ 2026-03-21 15:57:04
○ 2026-04-05 04:40:14
● 2026-04-06 04:51:42
○ 2026-04-17 22:07:56
● 2026-07-16 16:21:08
○ 2026-07-21 03:34:46
● 2026-08-02 19:43:54
○ 2026-08-04 07:01:38
○ 2026-08-14 04:35:10
○A151.101.40.952026-02-26 → 2026-08-11 · 28 obs
● 2026-02-26 12:17:26
○ 2026-02-26 12:59:48
● 2026-03-03 02:52:46
● 2026-03-03 06:24:14
○ 2026-03-03 11:05:46
○ 2026-04-28 03:59:26
● 2026-04-28 05:17:30
○ 2026-04-28 11:47:32
○ 2026-05-12 12:37:28
● 2026-05-19 03:52:54
○ 2026-05-19 05:10:10
○ 2026-06-09 05:14:46
● 2026-06-09 13:21:18
○ 2026-06-12 22:23:30
● 2026-06-16 03:40:20
○ 2026-06-16 04:37:46
● 2026-06-30 03:52:46
○ 2026-07-10 22:11:38
● 2026-07-14 04:46:54
○ 2026-07-15 01:41:10
● 2026-07-15 02:25:52
○ 2026-07-16 16:21:08
● 2026-07-28 10:50:18
○ 2026-07-28 11:39:50
● 2026-08-11 04:50:08
○ 2026-08-11 11:27:54
○ 2026-08-14 04:35:10
○A199.232.36.952026-04-17 → 2026-07-10 · 10 obs
● 2026-04-17 22:07:56
○ 2026-04-18 00:03:06
○ 2026-05-26 13:11:16
● 2026-05-27 02:44:18
● 2026-05-27 14:51:56
○ 2026-06-02 07:34:02
● 2026-07-10 22:11:38
○ 2026-07-14 03:38:14
○ 2026-08-14 04:35:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| researchgraph.io | pdns2.ultradns.net, pdns4.ultradns.org, pdns6.ultradns.co.uk, pdns5.ultradns.info... | - |
✅ Authoritative Response
Server:204.74.114.1
NS records: pdns2.ultradns.net, pdns4.ultradns.org, pdns6.ultradns.co.uk, pdns5.ultradns.info, pdns3.ultradns.org, pdns1.ultradns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for researchgraph.io (unsigned zone)
⏱️ Timing
Total: 650ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 146.75.28.95 |
| NS | 6 | pdns1.ultradns.net, pdns2.ultradns.net... |
| SOA | 1 | pdns1.ultradns.net hostmaster.springer.c |
Analysis
IP Addresses
researchgraph.io points to a single IP number: 146.75.28.95.
Additional host names — hageronline.net, die-zahnmedizin.com, cellregenerationjournal.com and two others — share IP numbers with researchgraph.io.
Name Servers
researchgraph.io is served by 6 authoritative name servers — among them pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and 3 others.
There is at least partial name server overlap between researchgraph.io and other domains — 156.77.99.in-addr.arpa, bhdln.com, kindleindia.com and two more among them.
These name servers regularly appear alongside pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk and 7 other name servers in NS record sets.
Host names with two IP numbers:
pdns5.ultradns.info resolves to two addresses: 204.74.114.1 and 2610:a1:1016::1.
pdns1.ultradns.net resolves to two addresses: 204.74.108.1 and 2001:502:f3ff::1.
pdns2.ultradns.net resolves to two addresses: 204.74.109.1 and 2610:a1:1014::1.
pdns3.ultradns.org resolves to two addresses: 199.7.68.1 and 2610:a1:1015::1.
pdns4.ultradns.org resolves to two addresses: 199.7.69.1 and 2001:502:4612::1.
pdns6.ultradns.co.uk resolves to two addresses: 204.74.115.1 and 2610:a1:1017::1.