h2down.com - robtex.com
h2down.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.volcdns.com ⭐ | ||||||
| A | 2406:d440:103:6eca:6b2d:c85a:8bd9:5c7e🇨🇳 VOLCANO-ENGINE2406:d440:100::/44 route6 of Chinaunicom AS137718 Beijing Volcano Engine Technology Co., Ltd. | ||||||
| A | 115.190.173.10🇨🇳 VOLCANO-ENGINE115.190.168.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | vip1.volcengine-dns.com | ||||||
| A | 2406:d440:103:6eca:6d96:1deb:1885:9391🇨🇳 VOLCANO-ENGINE2406:d440:100::/44 route6 of Chinaunicom AS137718 Beijing Volcano Engine Technology Co., Ltd. | ||||||
| A | 180.184.1.46🇨🇳 VOLCANO-ENGINE180.184.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 180.184.1.145🇨🇳 VOLCANO-ENGINE180.184.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | vip2.volcengine-dns.com | ||||||
| A | 2406:d440:103:6eca:6d96:1deb:1885:9391🇨🇳 VOLCANO-ENGINE2406:d440:100::/44 route6 of Chinaunicom AS137718 Beijing Volcano Engine Technology Co., Ltd. | ||||||
| A | 115.190.175.156🇨🇳 VOLCANO-ENGINE115.190.168.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| SOA | ns1.volcdns.comdnsadmin@bytedance.com 2025-11-05 #0 | ||||||
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=1785149102 | ||||||
Same first word
h2down.com |
DNS History
3 records (3 active, 0 former)
●NSns1.volcdns.com2026-04-02 → 2026-07-27 · 2 obs
● 2026-07-27 11:00:52
●NSvip1.volcengine-dns.com2026-04-02 → 2026-07-27 · 2 obs
● 2026-07-27 11:00:52
●NSvip2.volcengine-dns.com2026-04-02 → 2026-07-27 · 2 obs
● 2026-07-27 11:00:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net... | - |
| h2down.com | vip1.volcengine-dns.com, vip2.volcengine-dns.com | 5 records |
✅ Authoritative Response
Server:115.190.175.156
NS records: vip1.volcengine-dns.com, vip2.volcengine-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for h2down.com (unsigned zone)
⏱️ Timing
Total: 3500ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | vip2.volcengine-dns.com, vip1.volcengine-dns.com |
| SOA | 1 | ns1.volcdns.com dnsadmin.bytedance.com |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (vip1.volcengine-dns.com, vip1.volcengine-dns.com, vip1.volcengine-dns.com...)
Analysis
Name Servers
h2down.com is delegated to three name servers: ns1.volcdns.com, vip1.volcengine-dns.com and vip2.volcengine-dns.com.
There is at least partial name server overlap between h2down.com and other domains — yosre.com, dodocean.com, soudong.top and two more among them.
These name servers regularly appear alongside ns1.volcengine-dns.com, ns2.volcengine-dns.com, ns2.volcdns.com and 3 other name servers in NS record sets.
Host names carrying three IP numbers:
vip1.volcengine-dns.com points to 180.184.1.46, 180.184.1.145 and 2406:d440:103:6eca:6d96:1deb:1885:9391.
Host names pointing to two IP addresses:
ns1.volcdns.com points to 115.190.173.10 and 2406:d440:103:6eca:6b2d:c85a:8bd9:5c7e.
vip2.volcengine-dns.com points to 115.190.175.156 and 2406:d440:103:6eca:6d96:1deb:1885:9391.
vip1.volcengine-dns.com and vip2.volcengine-dns.com are host names that each point to 2406:d440:103:6eca:6d96:1deb:1885:9391 IP addresses.