sourceforlearning.com - robtex.com
sourceforlearning.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.ncisystems.com ⚠️ Not in zone NS records | ||||||
| A | 108.48.19.98🇺🇸 AS701108.48.0.0/13 MCI Communications Services, LLC d/b/a Verizon Business | ||||||
| PTR | vz098.ncisystems.com | ||||||
| NS | ns2.ncisystems.com ⚠️ Not in zone NS records | ||||||
| A | 98.175.100.241🇺🇸 CCINET98.175.96.0/21 NETBLK-DC-ON-HFC-CBS-98-175-96-0 | ||||||
| PTR | wsip-98-175-100-241.dc.dc.cox.net | ||||||
| NS | ns3.ncisystems.com ⚠️ Not in zone NS records | ||||||
| A | 108.48.19.120🇺🇸 AS701108.48.0.0/13 MCI Communications Services, LLC d/b/a Verizon Business | ||||||
| PTR | vz120.ncisystems.com | ||||||
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=1789303613 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
14 records (3 active, 11 former)
●NSns1.ncisystems.com2026-09-03 → 2026-09-13 · 3 obs
○ 2018-11-13 07:40:58
● 2026-09-03 20:52:52
● 2026-09-13 13:06:20
● 2026-09-03 20:52:52
● 2026-09-13 13:06:20
○NSns1.p11.dynect.net2015-06-07 → 2018-11-13 · 5 obs
○ 2008-03-09 01:22:04
● 2015-06-07 10:45:20
● 2018-11-13 07:40:58
○ 2026-09-03 20:52:52
○ 2026-09-13 13:06:20
● 2015-06-07 10:45:20
● 2018-11-13 07:40:58
○ 2026-09-03 20:52:52
○ 2026-09-13 13:06:20
●NSns2.ncisystems.com2026-09-03 → 2026-09-13 · 3 obs
○ 2018-11-13 07:40:58
● 2026-09-03 20:52:52
● 2026-09-13 13:06:20
● 2026-09-03 20:52:52
● 2026-09-13 13:06:20
○NSns2.p11.dynect.net2015-06-07 → 2018-11-13 · 5 obs
○ 2008-03-09 01:22:04
● 2015-06-07 10:45:20
● 2018-11-13 07:40:58
○ 2026-09-03 20:52:52
○ 2026-09-13 13:06:20
● 2015-06-07 10:45:20
● 2018-11-13 07:40:58
○ 2026-09-03 20:52:52
○ 2026-09-13 13:06:20
○NSns27.worldnic.com2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 01:22:04
○ 2015-06-07 10:45:20
○ 2026-09-13 13:06:20
○ 2015-06-07 10:45:20
○ 2026-09-13 13:06:20
○NSns28.worldnic.com2008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 01:22:04
○ 2015-06-07 10:45:20
○ 2026-09-13 13:06:20
○ 2015-06-07 10:45:20
○ 2026-09-13 13:06:20
●NSns3.ncisystems.com2026-09-03 → 2026-09-13 · 3 obs
○ 2018-11-13 07:40:58
● 2026-09-03 20:52:52
● 2026-09-13 13:06:20
● 2026-09-03 20:52:52
● 2026-09-13 13:06:20
○NSns3.p11.dynect.net2015-06-07 → 2018-11-13 · 5 obs
○ 2008-03-09 01:22:04
● 2015-06-07 10:45:20
● 2018-11-13 07:40:58
○ 2026-09-03 20:52:52
○ 2026-09-13 13:06:20
● 2015-06-07 10:45:20
● 2018-11-13 07:40:58
○ 2026-09-03 20:52:52
○ 2026-09-13 13:06:20
○NSns4.p11.dynect.net2015-06-07 → 2018-11-13 · 5 obs
○ 2008-03-09 01:22:04
● 2015-06-07 10:45:20
● 2018-11-13 07:40:58
○ 2026-09-03 20:52:52
○ 2026-09-13 13:06:20
● 2015-06-07 10:45:20
● 2018-11-13 07:40:58
○ 2026-09-03 20:52:52
○ 2026-09-13 13:06:20
○MXpeer62.imailcleaner.com2015-06-07 → 2015-06-07 · 4 obs
○ 2008-03-09 01:22:04
● 2015-06-07 10:45:20
○ 2015-10-23 12:55:16
○ 2026-09-13 13:06:20
● 2015-06-07 10:45:20
○ 2015-10-23 12:55:16
○ 2026-09-13 13:06:20
○MXpeerbu06.imailcleanermx.com2015-06-07 → 2015-06-07 · 4 obs
○ 2008-03-09 01:22:04
● 2015-06-07 10:45:20
○ 2015-10-23 12:55:16
○ 2026-09-13 13:06:20
● 2015-06-07 10:45:20
○ 2015-10-23 12:55:16
○ 2026-09-13 13:06:20
○A108.48.19.1012015-06-07 → 2018-11-13 · 5 obs
○ 2008-03-09 01:22:04
● 2015-06-07 10:45:20
● 2018-11-13 07:40:58
○ 2026-09-03 20:52:52
○ 2026-09-13 13:06:20
● 2015-06-07 10:45:20
● 2018-11-13 07:40:58
○ 2026-09-03 20:52:52
○ 2026-09-13 13:06:20
○A209.62.20.2202008-03-09 → 2008-03-09 · 3 obs
● 2008-03-09 01:22:04
○ 2015-06-07 10:45:20
○ 2026-09-13 13:06:20
○ 2015-06-07 10:45:20
○ 2026-09-13 13:06:20
○A35.89.129.1832026-09-07 → 2026-09-07 · 3 obs
○ 2026-09-03 20:52:52
● 2026-09-07 00:07:42
○ 2026-09-13 13:06:20
● 2026-09-07 00:07:42
○ 2026-09-13 13:06:20
🔍 DNS Trace
Analysis
Name Servers
The authoritative name servers for sourceforlearning.com are ns1.ncisystems.com, ns2.ncisystems.com and ns3.ncisystems.com — three in total.
sourceforlearning.com has at least partial name server overlap with other domains, such as potholinghose.net, preventionresearch.org, livewiresportsmgt.com and two others.
The hostnames ns1.ncisystems.com, ns2.ncisystems.com and ns3.ncisystems.com each resolve to a single IP: ns1.ncisystems.com → 108.48.19.98, ns2.ncisystems.com → 98.175.100.241, ns3.ncisystems.com → 108.48.19.120.