`rongic.com`

DNSSEC	⚠️ Not signed
A	150.5.174.235^{🇯🇵 BYTEPLUS-AS-AP150.5.168.0/21 Byteplus Pte. Ltd. 1 Raffles Quay, 26-10, South Tower}
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 Beijing Volcano Engine Technology Co., Ltd. - GZ IDC-BGP Multicast}
		A	180.184.1.145^{🇨🇳 VOLCANO-ENGINE180.184.1.0/24 Beijing Volcano Engine Technology Co., Ltd. - GZ IDC-BGP Multicast}
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,}
MX	`mx1.feishu.cn` ⭐
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.feishu.cn`⁽⁵⁾
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mx3.feishu.cn`⁽¹⁰⁾
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`verification-code-site-App_feishu=0wgIlcE0o75dglVIH9in`
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
SOA	`ns1.volcdns.com`dnsadmin@bytedance.com 2025-05-28 #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.net`nstld@verisign-grs.com serial=1774598772

Same first word

rongic.com

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DNS History

9 records (7 active, 2 former)

○NSdns10.hichina.com2016-04-24 → 2017-11-12 · 4 obs

● 2016-04-24 14:16:50
● 2017-11-12 11:30:04
○ 2026-03-08 13:14:54
○ 2026-03-27 08:14:50

○NSdns9.hichina.com2016-04-24 → 2017-11-12 · 4 obs

● 2016-04-24 14:16:50
● 2017-11-12 11:30:04
○ 2026-03-08 13:14:54
○ 2026-03-27 08:14:50

●NSns1.volcdns.com2026-03-08 → 2026-03-27 · 3 obs

○ 2017-11-12 11:30:04
● 2026-03-08 13:14:54
● 2026-03-27 08:14:50

●NSvip1.volcengine-dns.com2026-03-08 → 2026-03-27 · 3 obs

○ 2017-11-12 11:30:04
● 2026-03-08 13:14:54
● 2026-03-27 08:14:50

●NSvip2.volcengine-dns.com2026-03-08 → 2026-03-27 · 3 obs

○ 2017-11-12 11:30:04
● 2026-03-08 13:14:54
● 2026-03-27 08:14:50

●MXmx1.feishu.cn2026-03-08 → 2026-03-27 · 2 obs

● 2026-03-08 13:14:54
● 2026-03-27 08:14:50

●MXmx2.feishu.cn2026-03-08 → 2026-03-27 · 2 obs

● 2026-03-08 13:14:54
● 2026-03-27 08:14:50

●MXmx3.feishu.cn2026-03-08 → 2026-03-27 · 2 obs

● 2026-03-08 13:14:54
● 2026-03-27 08:14:50

●A150.5.174.2352026-03-08 → 2026-03-27 · 2 obs

● 2026-03-08 13:14:54
● 2026-03-27 08:14:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rongic.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 rongic.com (unsigned zone)

⏱️ Timing

Total: 3675ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`150.5.174.235`
NS	2	`vip2.volcengine-dns.com, vip1.volcengine-dns.com`
MX	3	`mx3.feishu.cn (pri: 10), mx1.feishu.cn (pri: 1)...`
TXT	2	`verification-code-site-App_feishu=0wgIlc, v=spf1 +include:_netblocks.m.feishu.cn -`
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

IP Addresses

rongic.com resolves to one IP number: 150.5.174.235.

Name Servers

rongic.com is delegated to three name servers ns1.volcdns.com, vip1.volcengine-dns.com and vip2.volcengine-dns.com.

rongic.com at least partially shares name servers with other domains, for instance artsapi.com, 51seeks.com, taido.com.cn, sotik.cn and le-live.com.

these name servers are commonly used with the name servers ns1.volcengine-dns.com, ns2.volcengine-dns.com, ns2.volcdns.com, ns3.volcdns.com, ns4.volcdns.com, ns5.volcdns.com, vip3.volcengine-dns.com and vip4.volcengine-dns.com.

Host names with three IP numbers:

The host name vip1.volcengine-dns.com points to 2406:d440:103:6eca:6d96:1deb:1885:9391, 180.184.1.46 and 180.184.1.145.

Host names with two IP numbers:

The host name ns1.volcdns.com points to 2406:d440:103:6eca:6b2d:c85a:8bd9:5c7e and 115.190.173.10, and the host name vip2.volcengine-dns.com points to 2406:d440:103:6eca:6d96:1deb:1885:9391 and 115.190.175.156.

Host names that point to 2406:d440:103:6eca:6d96:1deb:1885:9391: vip1.volcengine-dns.com and vip2.volcengine-dns.com.

Mail Servers

rongic.com is handled by three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

rongic.com shares some mail servers with other domains, at least partially, for instance uliangtech.com, liu.info, haofangkeji.com, aptchip.com and 5x100.com.