Generated: 2026-08-09T04:51:52-05:00
| Status | Check | Points | Details |
|---|---|---|---|
| OK | IPv4 (A) | 30/30 | 1 IPv4 address(es) detected. |
| ERROR | IPv6 (AAAA) | 0/10 | 0 IPv6 address(es) detected. |
| OK | Name server redundancy | 20/20 | 4 NS record(s); 2 or more required. |
| OK | SOA record | 10/10 | Authoritative zone record. |
| ERROR | DNSSEC chain | 0/15 | Both DS and DNSKEY are required. |
| ERROR | CAA policy | 0/5 | Certificate authority restriction. |
| OK | DNS propagation | 10/10 | Agreement between public resolvers. |
| OK | MX records | 20/20 | 1 MX record(s). |
| OK | SPF | 25/25 | SPF policy published. |
| OK | DMARC | 25/25 | DMARC policy published. |
| OK | DKIM | 20/20 | A DKIM selector was verified. |
| ERROR | MTA-STS | 0/5 | Mail transport policy. |
| ERROR | TLS-RPT | 0/5 | TLS reporting policy. |
| OK | Valid TLS certificate | 55/55 | 81 day(s) remaining. |
| OK | Certificate lifetime | 10/10 | Full points require at least 30 days remaining. |
| WARNING | HTTP security headers | 27/35 | 7 of 9 evaluated headers detected. |
| ERROR | PTR reverse DNS | 0/30 | PTR not detected. |
| WARNING | IPv4 diversity | 20/35 | Two or more IPv4 addresses receive full points. |
| ERROR | IPv6 connectivity | 0/35 | AAAA availability. |
| OK | DNS resolution | 40/40 | At least one address family must resolve. |
| OK | HTTP response | 40/40 | HTTP/2 200 |
| OK | HTTPS final URL | 20/20 | Final URL uses HTTPS. |
| Tipo | Values |
|---|---|
| A | 104.16.4.14 |
| AAAA | |
| CNAME | |
| MX | 10 ntu.in.tmes.trendmicro.com. |
| TXT | "facebook-domain-verification=fcjy54pw7119yl41hmrmxhha6kibjj" "IGHDQK0R7ISP3IUX7MUU3LKLMT7793SIRZEKQQR3Z" "openatts a=dns-did; p=did:ethr:0x3d12104c4d77570636ae36d1cffc1cf563c781bb#controller; v=1.0;" "adobe-idp-site-verification=6eb5dd45be203d77958b56b17ef30f078f4ce799ed76dce89a36ab3096360bec" "6lwRPCZn=940d623d41ca8c8865e8c732bee52469" "Dynatrace-site-verification=7d0a2f11-c2de-46a9-a3cd-378cc5d1d07b__ila8hmgf1263v5hbrtvpa6d0mr" "_uc6m5qwgifde0wnuyjhfevmd0n0nwye" "atlassian-domain-verification=j0NuBrC3Fso4yjfiDyksZje3OOPtNEGkcVsauZvXoX7EMUMcXwTCkcwB/smoDnHv" "infoblox-domain-mastery=afb4e9a4797f404cf8b2c089b9f68bcd1f2fc88b8ee8fba44d25902bd483c953ca" "denodo-agora-domain-verification=ec56a43b-e7e0-4047-8fb1-30b05352d0ff" "openatts net=ethereum netId=1 addr=0x61783202d023fd08dcc7d7ca8a196697c46c9d57" "GVWSDN5OSCXAIOF04KMT5W8UPY4ZYRU6LR4G2INPT" "73B4FF3E2452F2D64C05726BDCE93D28BDF9710D" "apple-domain-verification=yfBH4Jn5hpLwAAMm" "MS=ms69007024" "d365mktkey=6xMa0vU71ZR2ixK5mG5UV5Ug1iKHb19h63fMefwmpiUx" "google-site-verification=paxVwUN60tJt34UY7d1tfPoxH4eRzr3n0ykB5rieXj8" "v=spf1" " ip4:155.69.5.218" " ip4:155.69.24.187" " ip4:155.69.25.226" " ip4:155.69.25.244" " ip4:155.69.5.242" " ip4:155.69.5.113" " ip4:149.56.182.220" " ip4:94.23.120.168" " ip4:23.251.233.28" " include:spfext.ntu.edu.sg" " include:spf.protection.outlook.com" " include:marketing.dynamics.com" " include:outboundmail.blackbaud.net" " include:7571598.spf05.hubspotemail.net" " include:sendgrid.net" " include:ap.rp.oracleemaildelivery.com" " include:amazonses.com" " -all" "amazonses:mBVPk6naV4iVXTFpT1XmYFQCGDWBfhDSi+4j8yZrsyc=" "vosaic-verification=VcBdIf5PDsf3coZ" "google-site-verification=B5pDvca0m9WKVnsXLHHY09vguc7jJC6NsT9T2CdTEGo" "facebook-domain-verification=dna9ern89lrik11avfttdh0q0mq6bp" "tmes=99be067df2982a59c87e33712dea44de" "openatts a=dns-did; p=did:ethr:0xb444a0ac5753a2684099c934bf4119b0bd8e35d3#controller; v=1.0;" "openatts net=ethereum netId=1 addr=0x6bf2602b25752c4e3785951e7b95196c1d3ab29d" "openatts net=ethereum netId=137 addr=0xb0bA40C99814ABF85b668bc37aBfBC5a26b343a8" "google-site-verification=q6eRV63xn_rWdNKmXu9pQT6D4zksWDbHffZOV13GA8Y" |
| NS | sdc-dns-ext-02.ntu.edu.sg. secdns2.cyberway.com.sg. ndc-dns-ext-01.ntu.edu.sg. secdns.cyberway.com.sg. |
| SOA | ndc-hiddenmaster.ntu.edu.sg. nss_servicedesk.ntu.edu.sg. 430594535 1200 180 1209600 3600 |
| CAA | |
| DS | |
| DNSKEY | |
| RRSIG | |
| NSEC | |
| NSEC3 | |
| SRV | |
| NAPTR | |
| TLSA | |
| SSHFP |