rtfm.info - dns.ninja
rtfm.info
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns.cursor.biz ⭐ | ||||||
| A | 217.37.34.97🇬🇧 BT-UK-AS217.32.0.0/12 BT Public Internet Service | ||||||
| PTR | host217-37-34-97.in-addr.btopenworld.com | ||||||
| NS | d.ns.buddyns.com | ||||||
| A | 2604:180:2:4cf::3🇺🇸 AS38422604:180:2::/48 InMotion Hosting, Inc. | ||||||
| PTR | d.ns.buddyns.com | ||||||
| A | 107.191.99.111🇺🇸 AS3842107.191.99.0/24 Inmotion Hosting, Inc. DBA RamNode | ||||||
| PTR | d.ns.buddyns.com | ||||||
| NS | j.ns.buddyns.com | ||||||
| A | 2a01:a500:2766::5c3f:d10b🇬🇧 UKSERVERS-AS2a01:a500::/32 UK Dedicated Servers Limited | ||||||
| PTR | j.ns.buddyns.com | ||||||
| A | 37.143.61.179🇬🇧 UKSERVERS-AS37.143.61.0/24 | ||||||
| PTR | j.ns.buddyns.com | ||||||
| TXT | v=spf1 ip4:217.37.34.96/29 -all | ||||||
| SOA | ns.cursor.bizhostmaster@cursor.biz 2024-03-24 #1 | ||||||
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=1785952301 | ||||||
Subdomains
www.rtfm.info |
Same first word
Similar names
DNS History
8 records (3 active, 5 former)
●NSd.ns.buddyns.com2026-03-24 → 2026-08-05 · 3 obs
● 2026-03-24 16:34:32
● 2026-08-05 18:11:46
●NSj.ns.buddyns.com2026-03-24 → 2026-08-05 · 3 obs
● 2026-03-24 16:34:32
● 2026-08-05 18:11:46
●NSns.cursor.biz2026-03-24 → 2026-08-05 · 3 obs
● 2026-03-24 16:34:32
● 2026-08-05 18:11:46
○NSns0.cursor.biz2015-08-15 → 2017-01-14 · 4 obs
● 2017-01-14 15:56:30
○ 2026-03-24 16:34:32
○ 2026-08-05 18:11:46
○NSns1.cursor.biz2015-08-15 → 2017-01-14 · 4 obs
● 2017-01-14 15:56:30
○ 2026-03-24 16:34:32
○ 2026-08-05 18:11:46
○MXmail.cursor.biz2015-08-15 → 2026-05-18 · 11 obs
● 2017-01-14 15:56:30
○ 2026-03-24 16:34:32
○ 2026-04-02 12:01:38
● 2026-04-03 14:02:22
● 2026-04-07 05:16:06
○ 2026-04-08 08:18:20
○ 2026-05-12 13:27:02
● 2026-05-18 02:26:58
○ 2026-06-01 20:31:10
○ 2026-08-05 18:11:46
○A217.37.34.972026-04-02 → 2026-05-12 · 7 obs
● 2026-04-02 12:01:38
○ 2026-04-03 14:02:22
○ 2026-05-05 23:30:42
● 2026-05-12 13:27:02
○ 2026-05-18 02:26:58
○ 2026-08-05 18:11:46
○A89.16.177.1412015-08-15 → 2017-01-14 · 4 obs
● 2017-01-14 15:56:30
○ 2026-03-24 16:34:32
○ 2026-08-05 18:11:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| rtfm.info | d.ns.buddyns.com, j.ns.buddyns.com, ns.cursor.biz | - |
✅ Authoritative Response
Server:217.37.34.97
NS records: d.ns.buddyns.com, j.ns.buddyns.com, ns.cursor.biz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtfm.info (unsigned zone)
⏱️ Timing
Total: 1388ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.37.34.97 |
| NS | 3 | d.ns.buddyns.com, j.ns.buddyns.com... |
| SOA | 1 | ns.cursor.biz hostmaster.cursor.biz |
Analysis
Hierarchy
The domain www.rtfm.info falls under the parent rtfm.info.
Name Servers
The authoritative name servers for rtfm.info are ns.cursor.biz, d.ns.buddyns.com and j.ns.buddyns.com — three in total.
At least some of rtfm.info's name servers are shared with other domains, for example thedreaming.ca, petshopmogi.com.br, crbufete.com and two more.
These name servers tend to co-occur with c.ns.buddyns.com, b.ns.buddyns.com, e.ns.buddyns.com and 7 other name servers in the same DNS delegations.
Host names pointing to two IP addresses:
d.ns.buddyns.com directs traffic to 107.191.99.111 and 2604:180:2:4cf::3.
j.ns.buddyns.com directs traffic to 37.143.61.179 and 2a01:a500:2766::5c3f:d10b.
Host names resolving to a single IP address:
ns.cursor.biz has the IP address 217.37.34.97.