membranecourse.com - robtex.com
membranecourse.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 205.236.54.31🇺🇸 AS400067205.236.54.0/24 | ||||||
| NS | ns1.bnp.com ⭐ | ||||||
| A | 205.236.54.245🇺🇸 AS400067205.236.54.0/24 | ||||||
| NS | ns2.bnp.com | ||||||
| A | 50.249.178.172🇺🇸 COMCAST-IBONE50.128.0.0/9 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mount Laurel, NJ 08054 | ||||||
| NS | ns3.bnp.com | ||||||
| A | 162.246.90.19🇺🇸 AS22438162.246.88.0/22 Clear Rate Communications, Inc 2600 W Big Beaver Rd Suite 450 Troy, MI 48084 US | ||||||
| PTR | 246-90-19.static.customer.clearrate.com | ||||||
| MX | mx.usa.net ⭐ | ||||||
| A | 165.212.65.113🇺🇸 PERIMETER-NET165.212.0.0/16 SilverSky, Inc. | ||||||
| PTR | mx.usa.net | ||||||
| SOA | ns1.bnp.comkunkelj@bnp.com 2024-05-20 #1 | ||||||
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=1786691904 | ||||||
Subdomains
mail.membranecourse.com |
Same first word
membranecourse.com |
DNS History
8 records (5 active, 3 former)
○MXmail.membranecourse.com2015-05-14 → 2016-03-24 · 4 obs
● 2016-03-24 19:23:44
○ 2016-11-28 00:41:08
○ 2026-08-14 07:32:06
●MXmx.usa.net2016-11-28 → 2026-08-14 · 3 obs
● 2016-11-28 00:41:08
● 2026-08-14 07:32:06
○A12.170.92.252015-05-14 → 2016-03-24 · 4 obs
● 2016-03-24 19:23:44
○ 2016-11-28 00:41:08
○ 2026-08-14 07:32:06
○A12.170.92.312016-11-28 → 2017-06-24 · 5 obs
● 2016-11-28 00:41:08
● 2017-06-24 10:29:02
○ 2026-03-23 13:00:34
○ 2026-08-14 07:32:06
●A205.236.54.312026-03-23 → 2026-08-14 · 3 obs
● 2026-03-23 13:00:34
● 2026-08-14 07:32:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net... | - |
| membranecourse.com | ns2.bnp.com, ns1.bnp.com, ns3.bnp.com | 3 records |
✅ Authoritative Response
Server:50.249.178.172
NS records: ns2.bnp.com, ns1.bnp.com, ns3.bnp.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for membranecourse.com (unsigned zone)
⏱️ Timing
Total: 247ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 205.236.54.31 |
| NS | 3 | ns1.bnp.com, ns2.bnp.com... |
| MX | 1 | mx.usa.net (pri: 5) |
| SOA | 1 | ns1.bnp.com kunkelj.bnp.com |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns2.bnp.com, ns1.bnp.com, ns3.bnp.com)
Analysis
Hierarchy
membranecourse.com is a parent domain of mail.membranecourse.com.
IP Addresses
membranecourse.com resolves to one IP address: 205.236.54.31.
fcimag.com, www.tile-magazine.com, tile-magazine.com and two other host names share IP numbers with membranecourse.com.
Name Servers
The authoritative name servers for membranecourse.com are ns1.bnp.com, ns2.bnp.com and ns3.bnp.com — three in total.
membranecourse.com shares at least some of its name servers with other domains, including bnp-solutions.com, esmagazine.com, bnpcorp.com and two others.
The hostnames ns1.bnp.com, ns2.bnp.com and ns3.bnp.com each resolve to a single IP: ns1.bnp.com → 205.236.54.245, ns2.bnp.com → 50.249.178.172, ns3.bnp.com → 162.246.90.19.
Mail Servers
Mail for membranecourse.com is handled by a single mail server, mx.usa.net.
membranecourse.com uses an identical mail server configuration to several other domains — among them jakesweeney.com, mii-int.com, classicalphysics.org and two more.
membranecourse.com has at least partial mail server overlap with other domains such as srcfcu.org, rockvillebank.net, tauck.co.uk and two more.
This set of mail servers commonly appears together with the mail servers mx.ct.mbox.net.
mx.usa.net directs to just one IP number, 165.212.65.113.