level3.com.tw - robtex.com
level3.com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 209.245.19.41🇺🇸 AS3356209.244.0.0/14 | ||||||
| NS | ns2.level3.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 209.244.0.2🇺🇸 AS3356209.244.0.0/14 | ||||||
| PTR | ns2.level3.net | ||||||
| NS | ns1.l3.net ⚠️ Not in zone NS records | ||||||
| A | 209.244.0.1🇺🇸 AS3356209.244.0.0/14 | ||||||
| PTR | ns1.level3.net | ||||||
| NS | ns1.level3.net ⚠️ Not in parent delegation | ||||||
| A | 209.244.0.1🇺🇸 AS3356209.244.0.0/14 | ||||||
| PTR | ns1.level3.net | ||||||
| NS | ns2.l3.net ⚠️ Not in zone NS records | ||||||
| A | 209.244.0.2🇺🇸 AS3356209.244.0.0/14 | ||||||
| PTR | ns2.level3.net | ||||||
| SOA | ns2.Level3.netdns@level3.net 2024-10-30 #1 | ||||||
com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.twnic.net.tw ⭐ | ||||||
| NS | anytld.apnic.net | ||||||
| NS | b.twnic.net.tw | ||||||
| NS | c.twnic.net.tw | ||||||
| NS | d.twnic.net.tw | ||||||
| NS | e.twnic.net.tw | ||||||
| NS | f.twnic.net.tw | ||||||
| NS | g.twnic.net.tw | ||||||
| NS | h.dns.tw | ||||||
| NS | h.twnic.net.tw | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=2006388520 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.level3.net2026-07-27 → 2026-08-03 · 2 obs
● 2026-08-03 15:38:28
●NSns2.level3.net2026-07-27 → 2026-08-03 · 2 obs
● 2026-08-03 15:38:28
●A209.245.19.412026-07-27 → 2026-08-03 · 2 obs
● 2026-08-03 15:38:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com.tw | a.twnic.net.tw, h.dns.tw, h.twnic.net.tw, e.twnic.net.tw... | - |
| level3.com.tw | ns1.l3.net, ns2.l3.net | - |
✅ Authoritative Response
Server:209.244.0.1
NS records: ns1.l3.net, ns2.l3.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for com.tw (unsigned zone)
⏱️ Timing
Total: 569ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 209.245.19.41 |
| NS | 2 | ns1.Level3.net, ns2.Level3.net |
| SOA | 1 | ns2.Level3.net dns.level3.net |
Analysis
IP Addresses
level3.com.tw directs to one IP number, which is 209.245.19.41.
There are other host names — level3.com.sg among them — that share IP numbers with level3.com.tw.
Name Servers
The domain level3.com.tw is delegated to these four name servers: ns1.l3.net, ns2.l3.net, ns1.level3.net and ns2.level3.net.
level3.com.tw partially shares its NS delegation with several other domains, including 167.90.207.in-addr.arpa, 173.115.207.in-addr.arpa, 22.76.199.in-addr.arpa and two others.
These name servers often co-occur with the name servers dnsmgr2.level3.net.
Host names ns1.l3.net, ns2.l3.net, ns1.level3.net and ns2.level3.net each have one IP address. Notably, ns1.l3.net and ns1.level3.net resolve to the same address 209.244.0.1, and ns2.l3.net and ns2.level3.net resolve to the same address 209.244.0.2.
Host names pointing to 209.244.0.1 IP addresses: ns1.l3.net and ns1.level3.net.
Host names pointing to 209.244.0.2 IP addresses: ns2.l3.net and ns2.level3.net.