2ff.cn - robtex.com
2ff.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| PTR | ip-47-97-51-45.defastlink.net | ||||||
| NS | ns1.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| PTR | ip-47-97-51-45.defastlink.net | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-162-159-27-251.defastlink.net | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-162-159-48-223.defastlink.net | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ 🔒 | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn 🔒 | ||||||
| NS | d.dns.cn 🔒 | ||||||
| NS | e.dns.cn 🔒 | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034456417 | ||||||
Same first word
Similar names
DNS History
15 records (4 active, 11 former)
●NSns1.judns.com2026-02-16 → 2026-03-12 · 3 obs
● 2026-02-16 00:50:34
● 2026-03-12 07:56:28
●NSns1.julydns.com2026-02-16 → 2026-03-12 · 3 obs
● 2026-02-16 00:50:34
● 2026-03-12 07:56:28
●NSns2.judns.com2026-02-16 → 2026-03-12 · 3 obs
● 2026-02-16 00:50:34
● 2026-03-12 07:56:28
●NSns2.julydns.com2026-02-16 → 2026-03-12 · 3 obs
● 2026-02-16 00:50:34
● 2026-03-12 07:56:28
○NSwww.2ff.cn2015-08-30 → 2016-12-15 · 4 obs
● 2016-12-15 07:19:28
○ 2026-02-16 00:50:34
○ 2026-03-12 07:56:28
○MXio.bouncemx.com2015-09-21 → 2026-02-16 · 3 obs
● 2026-02-16 00:50:34
○ 2026-03-12 07:56:28
○A43.157.197.1932026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 00:50:34
○ 2026-03-12 07:56:28
○A70.39.84.2262015-12-08 → 2015-12-08 · 4 obs
● 2015-12-08 19:06:08
○ 2016-01-04 13:22:52
○ 2026-03-12 07:56:28
○A70.39.84.2292016-01-20 → 2016-01-20 · 4 obs
● 2016-01-20 17:07:08
○ 2016-04-14 18:05:02
○ 2026-03-12 07:56:28
○A70.39.84.2342015-09-21 → 2016-01-04 · 6 obs
● 2015-09-21 02:36:28
○ 2015-12-08 19:06:08
● 2016-01-04 13:22:52
○ 2016-01-20 17:07:08
○ 2026-03-12 07:56:28
○A70.39.84.2362016-04-14 → 2016-04-14 · 4 obs
● 2016-04-14 18:05:02
○ 2016-05-14 14:13:28
○ 2026-03-12 07:56:28
○A70.39.84.2382015-08-30 → 2015-08-30 · 3 obs
○ 2015-09-21 02:36:28
○ 2026-03-12 07:56:28
○A70.39.84.2422016-05-14 → 2016-07-18 · 5 obs
● 2016-05-14 14:13:28
● 2016-07-18 14:08:42
○ 2016-12-15 07:19:28
○ 2026-03-12 07:56:28
○A70.39.84.2432016-12-15 → 2026-02-16 · 4 obs
● 2016-12-15 07:19:28
● 2026-02-16 00:50:34
○ 2026-03-12 07:56:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, e.dns.cn, b.dns.cn, a.dns.cn... | - |
| 2ff.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server: 47.97.51.45
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 2ff.cn (unsigned zone)
⏱️ Timing
Total: 4099ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
Analysis
Name Servers
2ff.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
2ff.cn at least partially shares name servers with other domains, for example szlgjh.com, huiyinlong.com, xinglizz.com, lithiumbatterycharger.com and hanziw.com.
Host names with a single IP address:
The host name ns1.judns.com points to 47.97.51.45.
The host name ns2.judns.com points to 162.159.27.251.
The host name ns1.julydns.com points to 47.97.51.45.
The host name ns2.julydns.com points to 162.159.48.223.
Host names pointing to 47.97.51.45: ns1.judns.com and ns1.julydns.com.