erfbi.de - robtex.com
erfbi.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::ac43:8e2f🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:5746🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.87.70Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.142.47🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | cleo.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b59🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cleo.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c159🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | cleo.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2159🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | cleo.ns.cloudflare.com | ||||||
| A | 108.162.193.89🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cleo.ns.cloudflare.com | ||||||
| A | 172.64.33.89🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cleo.ns.cloudflare.com | ||||||
| A | 173.245.59.89🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cleo.ns.cloudflare.com | ||||||
| NS | serena.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3adc🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0dc🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20dc🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 108.162.192.220🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 172.64.32.220🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 173.245.58.220🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| MX | _dc-mx.b87534dde710.erfbi.de ⭐ | ||||||
| A | 192.0.2.1 | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.87.70, 172.67.142.47 | ||||||
| IPv6 hints | 2606:4700:3035::ac43:8e2f, 2606:4700:3036::6815:5746 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=105, name=cloudflare-ech.com | ||||||
| SOA | cleo.ns.cloudflare.comdns@cloudflare.com serial=2412178036 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1786909018 | ||||||
Same first word
erfbi.de |
Similar names
DNS History
7 records (7 active, 0 former)
●NScleo.ns.cloudflare.com2026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 20:00:42
●NSserena.ns.cloudflare.com2026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 20:00:42
●MX_dc-mx.b87534dde710.erfbi.de2026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 20:00:42
●A104.21.87.702026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 20:00:42
●A172.67.142.472026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 20:00:42
●A2606:4700:3035::ac43:8e2f2026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 20:00:42
●A2606:4700:3036::6815:57462026-08-14 → 2026-08-16 · 2 obs
● 2026-08-16 20:00:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| erfbi.de | cleo.ns.cloudflare.com, serena.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.220
NS records: cleo.ns.cloudflare.com, serena.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for erfbi.de (unsigned zone)
⏱️ Timing
Total: 981ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.87.70, 172.67.142.47 |
| AAAA | 2 | 2606:4700:3036::6815:5746, 2606:4700:3035::ac43:8e2f |
| NS | 2 | cleo.ns.cloudflare.com, serena.ns.cloudflare.com |
| MX | 1 | _dc-mx.b87534dde710.erfbi.de (pri: 0) |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | cleo.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
erfbi.de has four IP addresses: 104.21.87.70, 172.67.142.47, 2606:4700:3035::ac43:8e2f and 2606:4700:3036::6815:5746.
77motel.com, put2202.newforchatgpt3.workers.dev, shengtingbio.com and two other host names share IP numbers with erfbi.de.
Name Servers
The NS records for erfbi.de delegate to cleo.ns.cloudflare.com and serena.ns.cloudflare.com.
erfbi.de uses the same name servers as several other domains — among them syssrv.de, jesu(0x736578)periment.de, online-bibel.net and two more.
erfbi.de shares at least some of its name servers with other domains, including vkusdoma96.ru, vsluh.org, tkgiare.com and two others.
These name servers are frequently seen alongside the name servers wren.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
cleo.ns.cloudflare.com maps to 108.162.193.89, 172.64.33.89, 173.245.59.89 and 3 additional IP addresses.
serena.ns.cloudflare.com maps to 108.162.192.220, 172.64.32.220, 173.245.58.220 and 3 additional IP addresses.
Mail Servers
Mail for erfbi.de is handled by a single mail server, _dc-mx.b87534dde710.erfbi.de.
_dc-mx.b87534dde710.erfbi.de resolves to 192.0.2.1 and no other IP number.