rfb.org - robtex.com
rfb.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.98.35.238🇺🇸 SHARKTECH-1208.98.35.0/24 | ||||||
| PTR | mta12.fabelhaftleben.com | ||||||
| NS | ns1.site4now.net ⭐ | ||||||
| A | 70.39.73.45🇺🇸 SHARKTECH-170.39.73.0/24 PNAP-CHG FDCS Route | ||||||
| PTR | jbe4j12sz.rollforsurprise.com | ||||||
| A | 204.188.197.84🇺🇸 SHARKTECH-1204.188.192.0/18 Sharktech Inc. | ||||||
| A | 204.188.197.246🇺🇸 SHARKTECH-1204.188.192.0/18 Sharktech Inc. | ||||||
| PTR | ns1.accessrgn.net | ||||||
| NS | ns2.site4now.net | ||||||
| A | 45.58.159.232🇳🇱 SHARKTECH-145.58.159.0/24 | ||||||
| PTR | customer.sharktech.net | ||||||
| A | 45.58.159.233🇳🇱 SHARKTECH-145.58.159.0/24 | ||||||
| PTR | customer.sharktech.net | ||||||
| A | 208.98.36.41🇺🇸 SHARKTECH-1208.98.36.0/24 | ||||||
| NS | ns3.site4now.net | ||||||
| A | 45.58.159.230🇳🇱 SHARKTECH-145.58.159.0/24 | ||||||
| PTR | customer.sharktech.net | ||||||
| A | 45.58.159.231🇳🇱 SHARKTECH-145.58.159.0/24 | ||||||
| PTR | customer.sharktech.net | ||||||
| A | 208.98.36.42🇺🇸 SHARKTECH-1208.98.36.0/24 | ||||||
| MX | igw05.site4now.net ⭐ | ||||||
| A | 208.98.34.55🇺🇸 SHARKTECH-1208.98.34.0/24 | ||||||
| PTR | mail5005.site4now.net | ||||||
| TXT | v=spf1 a mx include:_spf.site4now.net ?all | ||||||
| SOA | ns1.site4now.nethostmaster@smarterasp.net 2024-09-03 #5 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1773551953 | ||||||
Same first word
Similar names
DNS History
13 records (5 active, 8 former)
○NSns1.plumeria.arvixe.com2015-08-25 → 2016-04-23 · 4 obs
● 2016-04-23 23:12:08
○ 2016-07-04 21:34:04
○ 2026-03-16 18:47:56
●NSns1.site4now.net2016-07-04 → 2026-03-16 · 3 obs
● 2016-07-04 21:34:04
● 2026-03-16 18:47:56
○NSns2.plumeria.arvixe.com2015-08-25 → 2016-04-23 · 4 obs
● 2016-04-23 23:12:08
○ 2016-07-04 21:34:04
○ 2026-03-16 18:47:56
●NSns2.site4now.net2016-07-04 → 2026-03-16 · 3 obs
● 2016-07-04 21:34:04
● 2026-03-16 18:47:56
●NSns3.site4now.net2016-07-04 → 2026-03-16 · 3 obs
● 2016-07-04 21:34:04
● 2026-03-16 18:47:56
●MXigw05.site4now.net2026-02-15 → 2026-03-16 · 3 obs
● 2026-02-15 01:17:48
● 2026-03-16 18:47:56
○MXigw5002.site4now.net2016-07-04 → 2018-09-28 · 5 obs
● 2016-07-04 21:34:04
● 2018-09-28 12:09:58
○ 2026-02-15 01:17:48
○ 2026-03-16 18:47:56
○MXmail.rfb.org2015-08-25 → 2016-04-23 · 4 obs
● 2016-04-23 23:12:08
○ 2016-07-04 21:34:04
○ 2026-03-16 18:47:56
○MXmail2.rfb.org2015-08-25 → 2016-04-23 · 4 obs
● 2016-04-23 23:12:08
○ 2016-07-04 21:34:04
○ 2026-03-16 18:47:56
○A143.95.252.492016-01-03 → 2016-04-23 · 5 obs
● 2016-01-03 21:34:06
● 2016-04-23 23:12:08
○ 2016-07-04 21:34:04
○ 2026-03-16 18:47:56
○A198.252.77.12015-08-25 → 2015-08-25 · 3 obs
○ 2016-01-03 21:34:06
○ 2026-03-16 18:47:56
○A205.144.171.982016-07-04 → 2018-09-28 · 5 obs
● 2016-07-04 21:34:04
● 2018-09-28 12:09:58
○ 2026-02-15 01:17:48
○ 2026-03-16 18:47:56
●A208.98.35.2382026-02-15 → 2026-03-16 · 3 obs
● 2026-02-15 01:17:48
● 2026-03-16 18:47:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| rfb.org | ns2.site4now.net, ns1.site4now.net, ns3.site4now.net | - |
✅ Authoritative Response
Server: 45.58.159.231
NS records: ns2.site4now.net, ns1.site4now.net, ns3.site4now.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rfb.org (unsigned zone)
⏱️ Timing
Total: 698ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.98.35.238 |
| NS | 3 | ns3.site4now.net, ns1.site4now.net... |
| MX | 1 | igw05.site4now.net (pri: 10) |
| TXT | 1 | v=spf1 a mx include:_spf.site4now.net ?a |
| SOA | 1 | ns1.site4now.net hostmaster.smarterasp.n |
Analysis
IP Addresses
rfb.org maps to IP address 208.98.35.238.
Other host names, for instance sonyvendors.com, www.tangicec.com, partswanted.co.uk, dynx.co.uk and bigjohndesign.com share IP numbers with rfb.org.
Name Servers
rfb.org is delegated to name servers ns1.site4now.net, ns2.site4now.net and ns3.site4now.net.
rfb.org at least partially shares name servers with other domains such as afri-soft.com, capitolfreightliner.net, vedicmart.in, itbrains.edu.az and try.bz.
Three-IP host names:
ns1.site4now.net points to 70.39.73.45, 204.188.197.84 and 204.188.197.246; ns2.site4now.net points to 45.58.159.232, 45.58.159.233 and 208.98.36.41; ns3.site4now.net points to 45.58.159.230, 45.58.159.231 and 208.98.36.42.
Mail Servers
rfb.org is handled by a single mail server, igw05.site4now.net.
rfb.org shares the same mail server setup as other domains, including e-contsalco.ro, tntzone.com, multiplus.in, ellinikos-stratos.com and chickslovethecar.com.
rfb.org shares mail servers with other domains, at least partially, for instance applied-eng.com, mashreksteel.com, enmaeyat.com.sa and staterich.com.hk.
These mail servers are often used together with aspmx.l.google.com, alt2.aspmx.l.google.com, alt1.aspmx.l.google.com and alt3.aspmx.l.google.com.
igw05.site4now.net points to one IP number: 208.98.34.55.