sfdev.com - robtex.com
sfdev.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=1784763117 | ||||||
Same first word
Similar names
DNS History
14 records (12 active, 2 former)
●NSns11.cloudns.net2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●NSns12.cloudns.net2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●NSns13.cloudns.net2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●NSns14.cloudns.net2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●MXalt1.aspmx.l.google.com2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●MXalt2.aspmx.l.google.com2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●MXaspmx.l.google.com2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●MXaspmx2.googlemail.com2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●MXaspmx3.googlemail.com2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●MXaspmx4.googlemail.com2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●MXaspmx5.googlemail.com2015-05-30 → 2026-07-22 · 2 obs
● 2026-07-22 23:37:00
●A3.33.143.1762026-03-28 → 2026-07-22 · 3 obs
● 2026-03-28 11:40:42
● 2026-07-22 23:37:00
○A52.23.225.772016-11-15 → 2018-08-04 · 5 obs
● 2016-11-15 05:56:24
● 2018-08-04 17:05:04
○ 2026-03-28 11:40:42
○ 2026-07-22 23:37:00
○A88.214.204.1362015-05-30 → 2016-04-15 · 4 obs
● 2016-04-15 13:27:28
○ 2016-11-15 05:56:24
○ 2026-07-22 23:37:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net... | - |
| sfdev.com | ns11.cloudns.net, ns12.cloudns.net, ns14.cloudns.net, ns13.cloudns.net | - |
✅ Authoritative Response
Server:109.201.133.194
NS records: ns11.cloudns.net, ns12.cloudns.net, ns14.cloudns.net, ns13.cloudns.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1165ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.33.143.176 |
| NS | 4 | ns14.cloudns.net, ns12.cloudns.net... |
| MX | 7 | ALT2.ASPMX.L.GOOGLE.COM (pri: 30), ALT1.ASPMX.L.GOOGLE.COM (pri: 20)... |
| TXT | 1 | v=spf1 mx a ip4:46.101.170.25/32 ip4:195 |
| SOA | 1 | ns11.cloudns.net support.cloudns.net |
Analysis
IP Addresses
sfdev.com directs to one IP number, which is 3.33.143.176.
Other host names, such as a1cee217577f65a06.awsglobalaccelerator.com, share IP numbers with sfdev.com.
Name Servers
The domain sfdev.com is delegated to these four name servers: ns11.cloudns.net, ns12.cloudns.net, ns13.cloudns.net and ns14.cloudns.net.
At least some of sfdev.com's name servers are shared with other domains, for example clydeforum.com, stillebenshop.com, mmelectric.ca and two more.
These name servers tend to co-occur with pns11.cloudns.net, pns12.cloudns.net, pns14.cloudns.net and 7 other name servers in the same DNS delegations.
Four hostnames, each resolving to a pair of IP addresses: ns11.cloudns.net directs to 109.201.133.194 and 2a00:1768:1001:9::11; ns12.cloudns.net directs to 5.161.88.61 and 2a01:4ff:f0:ba97::1; ns13.cloudns.net directs to 188.241.115.14 and 2a06:cd40:100:2::132; ns14.cloudns.net directs to 185.206.180.172 and 2a0b:1640:1:1:1:1:11c5:ca7.
Mail Servers
sfdev.com uses 7 mail servers for delivery: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.
sfdev.com shares at least some of its mail servers with other domains — for example johanneslindvall.org, lunchdealer.at, alexahutton.com and two more.
It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com and 3 more.
Hosts with two IP numbers each:
aspmx2.googlemail.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com points to 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx4.googlemail.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1a.
aspmx5.googlemail.com points to 172.253.157.26 and 2a00:1450:400c:c23::1a.
aspmx.l.google.com points to 172.253.115.26 and 2607:f8b0:4004:c1f::1b.
alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 2a00:1450:400b:c02::1a IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 172.253.116.26 IP addresses.