calculusia.com - robtex.com
calculusia.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix | ||||||
| PTR | ip-76-76-21-21.defastlink.net | ||||||
| NS | ns1.bdydns.cn ⭐ | ||||||
| A | 240e:940:603:3:0:ff:b05b:137e🇨🇳 CHINANET-BACKBONE240e:940::/32 China Telecom (Hebei) Limited | ||||||
| A | 180.97.36.63🇨🇳 ChinaNet-NANJING-JISHAN-IDC180.97.36.0/24 JS-CT NJ-JS-IDC | ||||||
| A | 183.232.231.249🇨🇳 CMNET-GuangDong-AP183.232.231.0/24 CMI (Customer Route) | ||||||
| NS | ns2.bdydns.cn | ||||||
| A | 240e:940:603:5:0:ff:b0cf:479b🇨🇳 CHINANET-BACKBONE240e:940::/32 China Telecom (Hebei) Limited | ||||||
| A | 14.215.177.154🇨🇳 CHINANET-BACKBONE14.208.0.0/12 China Telecom Network | ||||||
| A | 112.80.248.202🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network | ||||||
| A | 119.75.222.53🇨🇳 Baidu119.75.222.0/24 | ||||||
| A | 124.237.208.58🇨🇳 CHINANET-BACKBONE124.236.0.0/14 CMI (Customer Route) | ||||||
| PTR | 58.208.237.124.broad.bd.he.dynamic.163data.com.cn | ||||||
| SOA | ns1.bdydns.cnsa@dudns.com 2018-08-01 #16 | ||||||
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=1771291435 | ||||||
Same first word
calculusia.com |
DNS History
3 records (3 active, 0 former)
●A76.76.21.212026-02-18 → 2026-03-23 · 2 obs
● 2026-02-18 16:02:12
● 2026-03-23 13:58:52
● 2026-03-23 13:58:52
🔍 DNS Trace
Analysis
IP Addresses
calculusia.com points to a single IP number: 76.76.21.21.
other host names for instance oakwood.church, padfever.com, disqusbot.com, rosc.com and stilo5.com share IP numbers with calculusia.com.
Name Servers
calculusia.com is delegated to two name servers: ns1.bdydns.cn and ns2.bdydns.cn.
calculusia.com shares the same name server setup as other domains, for example blusit.com, njmoci.com, dapianchang.com, hytl.net and bladarcable.com.
Host names with five IP numbers:
ns2.bdydns.cn points to: 240e:940:603:5:0:ff:b0cf:479b, 14.215.177.154, 112.80.248.202, 119.75.222.53 and 124.237.208.58.
Host names with three IP numbers:
ns1.bdydns.cn points to: 240e:940:603:3:0:ff:b05b:137e, 180.97.36.63 and 183.232.231.249.