rfnull.com - robtex.com
rfnull.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=1771291435 | ||||||
Same first word
rfnull.com |
DNS History
6 records (5 active, 1 former)
●NSns-canada.topdns.com2019-12-15 → 2026-03-02 · 2 obs
● 2026-03-02 06:39:32
●NSns-uk.topdns.com2019-12-15 → 2026-03-02 · 2 obs
● 2026-03-02 06:39:32
●NSns-usa.topdns.com2019-12-15 → 2026-03-02 · 2 obs
● 2026-03-02 06:39:32
●MXaspmx1.migadu.com2026-03-02 → 2026-03-02 · 1 obs
●MXaspmx2.migadu.com2026-03-02 → 2026-03-02 · 1 obs
○A51.15.232.1042019-12-15 → 2019-12-15 · 2 obs
○ 2026-03-02 06:39:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net... | - |
| rfnull.com | ns-canada.topdns.com, ns-usa.topdns.com, ns-uk.topdns.com | 4 records |
✅ Authoritative Response
Server: 77.247.183.137
NS records: ns-canada.topdns.com, ns-usa.topdns.com, ns-uk.topdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rfnull.com (unsigned zone)
⏱️ Timing
Total: 325ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns-canada.topdns.com, ns-usa.topdns.com... |
| MX | 2 | aspmx2.migadu.com (pri: 20), aspmx1.migadu.com (pri: 10) |
| TXT | 3 | google-site-verification=mD023tmD3Jjkkjt, v=spf1 include:spf.migadu.com -all... |
| SOA | 1 | ns-canada.topdns.com hostmaster.topdns.c |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns-canada.topdns.com, ns-usa.topdns.com, ns-usa.topdns.com...)
Analysis
Name Servers
rfnull.com is delegated to three name servers: ns-canada.topdns.com, ns-uk.topdns.com and ns-usa.topdns.com.
rfnull.com at least partially shares name servers with other domains, for instance pixilatedfederalhill.com, tifmember.com, ipasslink.com, musmore.com and buzzmovie.fr.
Hostnames with two IPs:
Hostname ns-usa.topdns.com points to 143.198.68.197 and 161.35.225.48.
Hostnames with one IP:
Hostname ns-canada.topdns.com points to 109.201.142.225.
Hostname ns-uk.topdns.com points to 77.247.183.137.
Mail Servers
rfnull.com is handled by two mail servers: aspmx1.migadu.com and aspmx2.migadu.com.
The mail server setup for rfnull.com matches that of other domains, for instance g5t.de, zicsi.com, crowdfavs.com, sb.dog and alsaha.com.sa.
rfnull.com shares some mail servers with other domains, for instance insitessquare.com, liebach.me and numorning.com.
Host names with ten IP numbers:
aspmx1.migadu.com points to: 2001:41d0:303:d163::1, 2001:41d0:303:e224::, 2001:41d0:303:ff4d::1, 2001:41d0:403:4876::, 2001:41d0:403:58f0::, 51.178.91.99, 51.210.223.36, 57.128.22.240, 141.94.75.77 and 141.94.97.118.
aspmx2.migadu.com points to: 2001:41d0:303:d163::1, 2001:41d0:303:e224::, 2001:41d0:303:ff4d::1, 2001:41d0:403:4876::, 2001:41d0:403:58f0::, 51.178.91.99, 51.210.223.36, 57.128.22.240, 141.94.75.77 and 141.94.97.118.
Host names that point to 2001:41d0:303:d163::1: aspmx1.migadu.com and aspmx2.migadu.com.
Host names that point to 2001:41d0:303:e224::: aspmx1.migadu.com and aspmx2.migadu.com.
Host names that point to 2001:41d0:303:ff4d::1: aspmx1.migadu.com and aspmx2.migadu.com.
Host names that point to 2001:41d0:403:4876::: aspmx1.migadu.com and aspmx2.migadu.com.
Host names that point to 2001:41d0:403:58f0::: aspmx1.migadu.com and aspmx2.migadu.com.
Host names that point to 51.178.91.99: aspmx1.migadu.com and aspmx2.migadu.com.
Host names that point to 51.210.223.36: aspmx1.migadu.com and aspmx2.migadu.com.
Host names that point to 57.128.22.240: aspmx1.migadu.com and aspmx2.migadu.com.
Host names that point to 141.94.75.77: aspmx1.migadu.com and aspmx2.migadu.com.
Host names that point to 141.94.97.118: aspmx1.migadu.com and aspmx2.migadu.com.