optimizecrew.info - robtex.com
optimizecrew.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:3356🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:b1f8🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.51.86Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.177.248🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | elma.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a9a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elma.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c09a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | elma.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:209a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | elma.ns.cloudflare.com | ||||||
| A | 108.162.192.154🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elma.ns.cloudflare.com | ||||||
| A | 172.64.32.154🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elma.ns.cloudflare.com | ||||||
| A | 173.245.58.154🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elma.ns.cloudflare.com | ||||||
| NS | leland.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c08🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c308🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2308🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| A | 108.162.195.8🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| A | 162.159.44.8Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| A | 172.64.35.8🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| MX | mx.optimizecrew.info.cust.hostedemail.com ⭐ | ||||||
| A | 216.40.42.4🇨🇦 TUCOWS216.40.32.0/20 Tucows International | ||||||
| PTR | mx.hostedemail.com | ||||||
| TXT | v=spf1 include:_spf.hostedemail.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.51.86, 172.67.177.248 | ||||||
| IPv6 | 2606:4700:3033::6815:3356, 2606:4700:3037::ac43:b1f8 | ||||||
| SOA | elma.ns.cloudflare.comdns@cloudflare.com serial=2398754342 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1773555327 | ||||||
Same first word
optimizecrew.info |
DNS History
7 records (7 active, 0 former)
●NSelma.ns.cloudflare.com2026-03-22 → 2026-03-23 · 2 obs
● 2026-03-23 10:11:22
●NSleland.ns.cloudflare.com2026-03-22 → 2026-03-23 · 2 obs
● 2026-03-23 10:11:22
●MXmx.optimizecrew.info.cust.hostedemail.com2026-03-22 → 2026-03-23 · 2 obs
● 2026-03-23 10:11:22
●A104.21.51.862026-03-22 → 2026-03-23 · 2 obs
● 2026-03-23 10:11:22
●A172.67.177.2482026-03-22 → 2026-03-23 · 2 obs
● 2026-03-23 10:11:22
●A2606:4700:3033::6815:33562026-03-22 → 2026-03-23 · 2 obs
● 2026-03-23 10:11:22
●A2606:4700:3037::ac43:b1f82026-03-22 → 2026-03-23 · 2 obs
● 2026-03-23 10:11:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| optimizecrew.info | elma.ns.cloudflare.com, leland.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.8
NS records: elma.ns.cloudflare.com, leland.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optimizecrew.info (unsigned zone)
⏱️ Timing
Total: 2144ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.177.248, 104.21.51.86 |
| AAAA | 2 | 2606:4700:3037::ac43:b1f8, 2606:4700:3033::6815:3356 |
| NS | 2 | elma.ns.cloudflare.com, leland.ns.cloudflare.com |
| MX | 1 | mx.optimizecrew.info.cust.hostedemail.co |
| TXT | 1 | v=spf1 include:_spf.hostedemail.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | elma.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
optimizecrew.info resolves to four IP numbers: 2606:4700:3033::6815:3356, 2606:4700:3037::ac43:b1f8, 104.21.51.86 and 172.67.177.248.
Other host names such as mail.vipleyo.com, in-blog.org, mywoodfiredoven.com.au, alshamcoffee.com and portcol.ru share IPs with optimizecrew.info.
Name Servers
optimizecrew.info is delegated to two name servers: elma.ns.cloudflare.com and leland.ns.cloudflare.com.
optimizecrew.info shares the same name server setup as try-spotlight.com, maxperformanceinvestors.com, carelineinsights.com, etoso-dataplatform.com and monnyevvryddy-atipbr.top.
optimizecrew.info at least partially shares name servers with other domains, for instance dstt6.com, azharalharf.com, dcnews.it, lmarchive.com and dreamcatcher-attrape-reves.com.
Host names with six IP numbers:
elma.ns.cloudflare.com points to 2606:4700:50::adf5:3a9a, 2803:f800:50::6ca2:c09a, 2a06:98c1:50::ac40:209a, 108.162.192.154, 172.64.32.154 and 173.245.58.154.
leland.ns.cloudflare.com points to 2606:4700:58::a29f:2c08, 2803:f800:50::6ca2:c308, 2a06:98c1:50::ac40:2308, 108.162.195.8, 162.159.44.8 and 172.64.35.8.
Mail Servers
optimizecrew.info is handled by a single mail server, mx.optimizecrew.info.cust.hostedemail.com.
mx.optimizecrew.info.cust.hostedemail.com points to a single IP: 216.40.42.4.