memtor.com - dns.ninja

memtor.com

DNSSEC⚠️ Not signed
NSns1.optimumreturn.com ⚠️ Not in zone NS records
A169.60.137.187πŸ‡ΊπŸ‡Έ SOFTLAYER169.60.128.0/18 -dal13
PTRns1.optimumreturn.com
NSns2.optimumreturn.com ⚠️ Not in zone NS records
A169.60.137.188πŸ‡ΊπŸ‡Έ SOFTLAYER169.60.128.0/18 -dal13
PTRns2.optimumreturn.com
NSns3.optimumreturn.com ⚠️ Not in zone NS records

com

Same first word

Similar names

DNS History

6 records (3 active, 3 former)

20162017201820192020202120222023202420252026NSns1.optimumreturn.comns2.optimumreturn.comns3.optimumreturn.comMXgrid1i.seg.att.comgrid2i.seg.att.comA174.120.64.117
●NSns1.optimumreturn.com2015-08-14 β†’ 2026-06-30 Β· 2 obs
● 2015-08-14 17:20:10
● 2026-06-30 23:12:34
●NSns2.optimumreturn.com2015-08-14 β†’ 2026-06-30 Β· 2 obs
● 2015-08-14 17:20:10
● 2026-06-30 23:12:34
●NSns3.optimumreturn.com2015-08-14 β†’ 2026-06-30 Β· 2 obs
● 2015-08-14 17:20:10
● 2026-06-30 23:12:34
β—‹MXgrid1i.seg.att.com2015-08-14 β†’ 2016-04-18 Β· 4 obs
● 2015-08-14 17:20:10
● 2016-04-18 19:22:58
β—‹ 2026-03-17 09:42:08
β—‹ 2026-06-30 23:12:34
β—‹MXgrid2i.seg.att.com2015-08-14 β†’ 2016-04-18 Β· 4 obs
● 2015-08-14 17:20:10
● 2016-04-18 19:22:58
β—‹ 2026-03-17 09:42:08
β—‹ 2026-06-30 23:12:34
β—‹A174.120.64.1172015-08-14 β†’ 2016-04-18 Β· 4 obs
● 2015-08-14 17:20:10
● 2016-04-18 19:22:58
β—‹ 2026-03-17 09:42:08
β—‹ 2026-06-30 23:12:34

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...-
memtor.comns3.optimumreturn.com, ns1.optimumreturn.com, ns2.optimumreturn.com3 records

βœ… Authoritative Response

Server:169.60.137.188

NS records: ns3.optimumreturn.com, ns1.optimumreturn.com, ns2.optimumreturn.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for memtor.com (unsigned zone)

⏱️ Timing

Total: 124ms | Queries: -

πŸ“„ Records

TypeCountSample Data

πŸ“Œ Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns3.optimumreturn.com, ns1.optimumreturn.com, ns2.optimumreturn.com)

Analysis

Name Servers

memtor.com is delegated to three name servers: ns1.optimumreturn.com, ns2.optimumreturn.com and ns3.optimumreturn.com.

At least some of memtor.com's name servers are shared with other domains, for example optimumreturn.com and 199.196.65.216.in-addr.arpa.

These name servers tend to be deployed in combination with the name servers macarthur.optimumreturn.com and vrand.optimumreturn.com.

Each of ns1.optimumreturn.com and ns2.optimumreturn.com has one IP address: ns1.optimumreturn.com uses 169.60.137.187 and ns2.optimumreturn.com uses 169.60.137.188.